Home / 60,915.12-91,380.55-23,485.89

Finding the Fourth Proportional to 60,915.12, 91,380.55 and 23,485.89

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Solution

The fourth proportional to 60,915.12, 91,380.55 and 23,485.89 is: 35,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,915.12 : 91,380.55 = 23,485.89 : x
  2. Step 2: Convert to fraction form
    60,915.12/91,380.55 = 23,485.89/x
  3. Step 3: Cross multiply
    60,915.12x = 91,380.55 × 23,485.89
  4. Step 4: Simplify right side
    60,915.12x = 2,146,153,545.44
  5. Step 5: Solve for x
    x = 2,146,153,545.44/60,915.12
  6. Step 6: Final answer
    x = 35,231.87

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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.