Home / 32,653.34-45,048.68-21,319.22

Finding the Fourth Proportional to 32,653.34, 45,048.68 and 21,319.22

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Solution

The fourth proportional to 32,653.34, 45,048.68 and 21,319.22 is: 29,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.34 : 45,048.68 = 21,319.22 : x
  2. Step 2: Convert to fraction form
    32,653.34/45,048.68 = 21,319.22/x
  3. Step 3: Cross multiply
    32,653.34x = 45,048.68 × 21,319.22
  4. Step 4: Simplify right side
    32,653.34x = 960,402,719.63
  5. Step 5: Solve for x
    x = 960,402,719.63/32,653.34
  6. Step 6: Final answer
    x = 29,412.08

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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.