Home / 32,848.69-45,289.68-21,500.19

Finding the Fourth Proportional to 32,848.69, 45,289.68 and 21,500.19

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Solution

The fourth proportional to 32,848.69, 45,289.68 and 21,500.19 is: 29,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,848.69 : 45,289.68 = 21,500.19 : x
  2. Step 2: Convert to fraction form
    32,848.69/45,289.68 = 21,500.19/x
  3. Step 3: Cross multiply
    32,848.69x = 45,289.68 × 21,500.19
  4. Step 4: Simplify right side
    32,848.69x = 973,736,725.04
  5. Step 5: Solve for x
    x = 973,736,725.04/32,848.69
  6. Step 6: Final answer
    x = 29,643.09

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Half scale
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Double scale
Find fourth proportional to 32,849.69, 45,291.06 and 21,501.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.