Home / 38,892.60-53,671.68-22,125.60

Finding the Fourth Proportional to 38,892.60, 53,671.68 and 22,125.60

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Solution

The fourth proportional to 38,892.60, 53,671.68 and 22,125.60 is: 30,533.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,892.60 : 53,671.68 = 22,125.60 : x
  2. Step 2: Convert to fraction form
    38,892.60/53,671.68 = 22,125.60/x
  3. Step 3: Cross multiply
    38,892.60x = 53,671.68 × 22,125.60
  4. Step 4: Simplify right side
    38,892.60x = 1,187,518,123.01
  5. Step 5: Solve for x
    x = 1,187,518,123.01/38,892.60
  6. Step 6: Final answer
    x = 30,533.27

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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.