Home / 58,516.28-80,752.47-31,658.77

Finding the Fourth Proportional to 58,516.28, 80,752.47 and 31,658.77

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Solution

The fourth proportional to 58,516.28, 80,752.47 and 31,658.77 is: 43,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,516.28 : 80,752.47 = 31,658.77 : x
  2. Step 2: Convert to fraction form
    58,516.28/80,752.47 = 31,658.77/x
  3. Step 3: Cross multiply
    58,516.28x = 80,752.47 × 31,658.77
  4. Step 4: Simplify right side
    58,516.28x = 2,556,523,672.78
  5. Step 5: Solve for x
    x = 2,556,523,672.78/58,516.28
  6. Step 6: Final answer
    x = 43,689.10

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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.