Home / 31,935.92-47,908.44-11,154.32

Finding the Fourth Proportional to 31,935.92, 47,908.44 and 11,154.32

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Solution

The fourth proportional to 31,935.92, 47,908.44 and 11,154.32 is: 16,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935.92 : 47,908.44 = 11,154.32 : x
  2. Step 2: Convert to fraction form
    31,935.92/47,908.44 = 11,154.32/x
  3. Step 3: Cross multiply
    31,935.92x = 47,908.44 × 11,154.32
  4. Step 4: Simplify right side
    31,935.92x = 534,386,070.46
  5. Step 5: Solve for x
    x = 534,386,070.46/31,935.92
  6. Step 6: Final answer
    x = 16,733.07

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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.