Home / 22,337.60-33,457.80-13,557.20

Finding the Fourth Proportional to 22,337.60, 33,457.80 and 13,557.20

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Solution

The fourth proportional to 22,337.60, 33,457.80 and 13,557.20 is: 20,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.60 : 33,457.80 = 13,557.20 : x
  2. Step 2: Convert to fraction form
    22,337.60/33,457.80 = 13,557.20/x
  3. Step 3: Cross multiply
    22,337.60x = 33,457.80 × 13,557.20
  4. Step 4: Simplify right side
    22,337.60x = 453,594,086.16
  5. Step 5: Solve for x
    x = 453,594,086.16/22,337.60
  6. Step 6: Final answer
    x = 20,306.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.