Home / 31,154.49-46,724.72-8,962.92

Finding the Fourth Proportional to 31,154.49, 46,724.72 and 8,962.92

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Solution

The fourth proportional to 31,154.49, 46,724.72 and 8,962.92 is: 13,442.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154.49 : 46,724.72 = 8,962.92 : x
  2. Step 2: Convert to fraction form
    31,154.49/46,724.72 = 8,962.92/x
  3. Step 3: Cross multiply
    31,154.49x = 46,724.72 × 8,962.92
  4. Step 4: Simplify right side
    31,154.49x = 418,789,882.57
  5. Step 5: Solve for x
    x = 418,789,882.57/31,154.49
  6. Step 6: Final answer
    x = 13,442.36

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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.