Home / 47,984.28-72,008.55-16,819.53

Finding the Fourth Proportional to 47,984.28, 72,008.55 and 16,819.53

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Solution

The fourth proportional to 47,984.28, 72,008.55 and 16,819.53 is: 25,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.28 : 72,008.55 = 16,819.53 : x
  2. Step 2: Convert to fraction form
    47,984.28/72,008.55 = 16,819.53/x
  3. Step 3: Cross multiply
    47,984.28x = 72,008.55 × 16,819.53
  4. Step 4: Simplify right side
    47,984.28x = 1,211,149,966.98
  5. Step 5: Solve for x
    x = 1,211,149,966.98/47,984.28
  6. Step 6: Final answer
    x = 25,240.56

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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.