Home / 47,401.20-71,088.84-17,816.76

Finding the Fourth Proportional to 47,401.20, 71,088.84 and 17,816.76

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Solution

The fourth proportional to 47,401.20, 71,088.84 and 17,816.76 is: 26,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,401.20 : 71,088.84 = 17,816.76 : x
  2. Step 2: Convert to fraction form
    47,401.20/71,088.84 = 17,816.76/x
  3. Step 3: Cross multiply
    47,401.20x = 71,088.84 × 17,816.76
  4. Step 4: Simplify right side
    47,401.20x = 1,266,572,800.96
  5. Step 5: Solve for x
    x = 1,266,572,800.96/47,401.20
  6. Step 6: Final answer
    x = 26,720.27

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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.