Home / 47,559.29-71,287.45-30,931.26

Finding the Fourth Proportional to 47,559.29, 71,287.45 and 30,931.26

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Solution

The fourth proportional to 47,559.29, 71,287.45 and 30,931.26 is: 46,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,559.29 : 71,287.45 = 30,931.26 : x
  2. Step 2: Convert to fraction form
    47,559.29/71,287.45 = 30,931.26/x
  3. Step 3: Cross multiply
    47,559.29x = 71,287.45 × 30,931.26
  4. Step 4: Simplify right side
    47,559.29x = 2,205,010,650.69
  5. Step 5: Solve for x
    x = 2,205,010,650.69/47,559.29
  6. Step 6: Final answer
    x = 46,363.41

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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.