Home / 58,700.20-81,006.34-31,842.76

Finding the Fourth Proportional to 58,700.20, 81,006.34 and 31,842.76

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Solution

The fourth proportional to 58,700.20, 81,006.34 and 31,842.76 is: 43,943.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700.20 : 81,006.34 = 31,842.76 : x
  2. Step 2: Convert to fraction form
    58,700.20/81,006.34 = 31,842.76/x
  3. Step 3: Cross multiply
    58,700.20x = 81,006.34 × 31,842.76
  4. Step 4: Simplify right side
    58,700.20x = 2,579,465,443.10
  5. Step 5: Solve for x
    x = 2,579,465,443.10/58,700.20
  6. Step 6: Final answer
    x = 43,943.04

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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.