Home / 47,191.92-70,776.96-13,914.24

Finding the Fourth Proportional to 47,191.92, 70,776.96 and 13,914.24

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Solution

The fourth proportional to 47,191.92, 70,776.96 and 13,914.24 is: 20,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,191.92 : 70,776.96 = 13,914.24 : x
  2. Step 2: Convert to fraction form
    47,191.92/70,776.96 = 13,914.24/x
  3. Step 3: Cross multiply
    47,191.92x = 70,776.96 × 13,914.24
  4. Step 4: Simplify right side
    47,191.92x = 984,807,607.91
  5. Step 5: Solve for x
    x = 984,807,607.91/47,191.92
  6. Step 6: Final answer
    x = 20,868.14

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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.