Home / 45,133.76-62,313-29,008.28

Finding the Fourth Proportional to 45,133.76, 62,313 and 29,008.28

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Solution

The fourth proportional to 45,133.76, 62,313 and 29,008.28 is: 40,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,133.76 : 62,313 = 29,008.28 : x
  2. Step 2: Convert to fraction form
    45,133.76/62,313 = 29,008.28/x
  3. Step 3: Cross multiply
    45,133.76x = 62,313 × 29,008.28
  4. Step 4: Simplify right side
    45,133.76x = 1,807,592,951.64
  5. Step 5: Solve for x
    x = 1,807,592,951.64/45,133.76
  6. Step 6: Final answer
    x = 40,049.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.