Home / 31,762.53-47,511.36-29,400.57

Finding the Fourth Proportional to 31,762.53, 47,511.36 and 29,400.57

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Solution

The fourth proportional to 31,762.53, 47,511.36 and 29,400.57 is: 43,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.53 : 47,511.36 = 29,400.57 : x
  2. Step 2: Convert to fraction form
    31,762.53/47,511.36 = 29,400.57/x
  3. Step 3: Cross multiply
    31,762.53x = 47,511.36 × 29,400.57
  4. Step 4: Simplify right side
    31,762.53x = 1,396,861,065.48
  5. Step 5: Solve for x
    x = 1,396,861,065.48/31,762.53
  6. Step 6: Final answer
    x = 43,978.27

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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.