Home / 31,442.38-47,152.63-11,710.17

Finding the Fourth Proportional to 31,442.38, 47,152.63 and 11,710.17

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Solution

The fourth proportional to 31,442.38, 47,152.63 and 11,710.17 is: 17,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,442.38 : 47,152.63 = 11,710.17 : x
  2. Step 2: Convert to fraction form
    31,442.38/47,152.63 = 11,710.17/x
  3. Step 3: Cross multiply
    31,442.38x = 47,152.63 × 11,710.17
  4. Step 4: Simplify right side
    31,442.38x = 552,165,313.25
  5. Step 5: Solve for x
    x = 552,165,313.25/31,442.38
  6. Step 6: Final answer
    x = 17,561.18

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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.