Home / 55,337.58-82,957.05-20,269.04

Finding the Fourth Proportional to 55,337.58, 82,957.05 and 20,269.04

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Solution

The fourth proportional to 55,337.58, 82,957.05 and 20,269.04 is: 30,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.58 : 82,957.05 = 20,269.04 : x
  2. Step 2: Convert to fraction form
    55,337.58/82,957.05 = 20,269.04/x
  3. Step 3: Cross multiply
    55,337.58x = 82,957.05 × 20,269.04
  4. Step 4: Simplify right side
    55,337.58x = 1,681,459,349.95
  5. Step 5: Solve for x
    x = 1,681,459,349.95/55,337.58
  6. Step 6: Final answer
    x = 30,385.49

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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.