Home / 27,572.10-41,312.55-15,864.90

Finding the Fourth Proportional to 27,572.10, 41,312.55 and 15,864.90

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Solution

The fourth proportional to 27,572.10, 41,312.55 and 15,864.90 is: 23,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.10 : 41,312.55 = 15,864.90 : x
  2. Step 2: Convert to fraction form
    27,572.10/41,312.55 = 15,864.90/x
  3. Step 3: Cross multiply
    27,572.10x = 41,312.55 × 15,864.90
  4. Step 4: Simplify right side
    27,572.10x = 655,419,474.50
  5. Step 5: Solve for x
    x = 655,419,474.50/27,572.10
  6. Step 6: Final answer
    x = 23,771.11

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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.