Home / 45,501.55-68,234.10-15,904.15

Finding the Fourth Proportional to 45,501.55, 68,234.10 and 15,904.15

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Solution

The fourth proportional to 45,501.55, 68,234.10 and 15,904.15 is: 23,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.55 : 68,234.10 = 15,904.15 : x
  2. Step 2: Convert to fraction form
    45,501.55/68,234.10 = 15,904.15/x
  3. Step 3: Cross multiply
    45,501.55x = 68,234.10 × 15,904.15
  4. Step 4: Simplify right side
    45,501.55x = 1,085,205,361.52
  5. Step 5: Solve for x
    x = 1,085,205,361.52/45,501.55
  6. Step 6: Final answer
    x = 23,849.85

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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.