Home / 58,760.47-81,089.13-31,902.76

Finding the Fourth Proportional to 58,760.47, 81,089.13 and 31,902.76

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Solution

The fourth proportional to 58,760.47, 81,089.13 and 31,902.76 is: 44,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,760.47 : 81,089.13 = 31,902.76 : x
  2. Step 2: Convert to fraction form
    58,760.47/81,089.13 = 31,902.76/x
  3. Step 3: Cross multiply
    58,760.47x = 81,089.13 × 31,902.76
  4. Step 4: Simplify right side
    58,760.47x = 2,586,967,053.00
  5. Step 5: Solve for x
    x = 2,586,967,053.00/58,760.47
  6. Step 6: Final answer
    x = 44,025.64

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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.