Home / 47,981.52-72,004.68-16,817.04

Finding the Fourth Proportional to 47,981.52, 72,004.68 and 16,817.04

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Solution

The fourth proportional to 47,981.52, 72,004.68 and 16,817.04 is: 25,236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.52 : 72,004.68 = 16,817.04 : x
  2. Step 2: Convert to fraction form
    47,981.52/72,004.68 = 16,817.04/x
  3. Step 3: Cross multiply
    47,981.52x = 72,004.68 × 16,817.04
  4. Step 4: Simplify right side
    47,981.52x = 1,210,905,583.75
  5. Step 5: Solve for x
    x = 1,210,905,583.75/47,981.52
  6. Step 6: Final answer
    x = 25,236.92

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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.