Home / 47,353.52-65,366.56-28,487.04

Finding the Fourth Proportional to 47,353.52, 65,366.56 and 28,487.04

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Solution

The fourth proportional to 47,353.52, 65,366.56 and 28,487.04 is: 39,323.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,353.52 : 65,366.56 = 28,487.04 : x
  2. Step 2: Convert to fraction form
    47,353.52/65,366.56 = 28,487.04/x
  3. Step 3: Cross multiply
    47,353.52x = 65,366.56 × 28,487.04
  4. Step 4: Simplify right side
    47,353.52x = 1,862,099,809.38
  5. Step 5: Solve for x
    x = 1,862,099,809.38/47,353.52
  6. Step 6: Final answer
    x = 39,323.37

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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.