Home / 32,133.48-44,369.70-21,388.68

Finding the Fourth Proportional to 32,133.48, 44,369.70 and 21,388.68

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Solution

The fourth proportional to 32,133.48, 44,369.70 and 21,388.68 is: 29,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,133.48 : 44,369.70 = 21,388.68 : x
  2. Step 2: Convert to fraction form
    32,133.48/44,369.70 = 21,388.68/x
  3. Step 3: Cross multiply
    32,133.48x = 44,369.70 × 21,388.68
  4. Step 4: Simplify right side
    32,133.48x = 949,009,315.00
  5. Step 5: Solve for x
    x = 949,009,315.00/32,133.48
  6. Step 6: Final answer
    x = 29,533.35

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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.