Home / 47,966.14-71,908.18-18,405.19

Finding the Fourth Proportional to 47,966.14, 71,908.18 and 18,405.19

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Solution

The fourth proportional to 47,966.14, 71,908.18 and 18,405.19 is: 27,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.14 : 71,908.18 = 18,405.19 : x
  2. Step 2: Convert to fraction form
    47,966.14/71,908.18 = 18,405.19/x
  3. Step 3: Cross multiply
    47,966.14x = 71,908.18 × 18,405.19
  4. Step 4: Simplify right side
    47,966.14x = 1,323,483,489.67
  5. Step 5: Solve for x
    x = 1,323,483,489.67/47,966.14
  6. Step 6: Final answer
    x = 27,592.04

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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.