Home / 47,391.49-65,430.98-29,493.73

Finding the Fourth Proportional to 47,391.49, 65,430.98 and 29,493.73

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Solution

The fourth proportional to 47,391.49, 65,430.98 and 29,493.73 is: 40,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,391.49 : 65,430.98 = 29,493.73 : x
  2. Step 2: Convert to fraction form
    47,391.49/65,430.98 = 29,493.73/x
  3. Step 3: Cross multiply
    47,391.49x = 65,430.98 × 29,493.73
  4. Step 4: Simplify right side
    47,391.49x = 1,929,803,702.68
  5. Step 5: Solve for x
    x = 1,929,803,702.68/47,391.49
  6. Step 6: Final answer
    x = 40,720.47

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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.