Home / 47,372.34-65,344.56-28,239.24

Finding the Fourth Proportional to 47,372.34, 65,344.56 and 28,239.24

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Solution

The fourth proportional to 47,372.34, 65,344.56 and 28,239.24 is: 38,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,372.34 : 65,344.56 = 28,239.24 : x
  2. Step 2: Convert to fraction form
    47,372.34/65,344.56 = 28,239.24/x
  3. Step 3: Cross multiply
    47,372.34x = 65,344.56 × 28,239.24
  4. Step 4: Simplify right side
    47,372.34x = 1,845,280,712.53
  5. Step 5: Solve for x
    x = 1,845,280,712.53/47,372.34
  6. Step 6: Final answer
    x = 38,952.70

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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.