Home / 42,785.27-64,182.19-14,701.62

Finding the Fourth Proportional to 42,785.27, 64,182.19 and 14,701.62

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Solution

The fourth proportional to 42,785.27, 64,182.19 and 14,701.62 is: 22,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,785.27 : 64,182.19 = 14,701.62 : x
  2. Step 2: Convert to fraction form
    42,785.27/64,182.19 = 14,701.62/x
  3. Step 3: Cross multiply
    42,785.27x = 64,182.19 × 14,701.62
  4. Step 4: Simplify right side
    42,785.27x = 943,582,168.15
  5. Step 5: Solve for x
    x = 943,582,168.15/42,785.27
  6. Step 6: Final answer
    x = 22,053.90

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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.