Home / 39,035.31-58,555.37-15,658.71

Finding the Fourth Proportional to 39,035.31, 58,555.37 and 15,658.71

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Solution

The fourth proportional to 39,035.31, 58,555.37 and 15,658.71 is: 23,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.31 : 58,555.37 = 15,658.71 : x
  2. Step 2: Convert to fraction form
    39,035.31/58,555.37 = 15,658.71/x
  3. Step 3: Cross multiply
    39,035.31x = 58,555.37 × 15,658.71
  4. Step 4: Simplify right side
    39,035.31x = 916,901,479.48
  5. Step 5: Solve for x
    x = 916,901,479.48/39,035.31
  6. Step 6: Final answer
    x = 23,489.03

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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.