Home / 67,439.48-101,217.53-25,915.64

Finding the Fourth Proportional to 67,439.48, 101,217.53 and 25,915.64

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Solution

The fourth proportional to 67,439.48, 101,217.53 and 25,915.64 is: 38,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,439.48 : 101,217.53 = 25,915.64 : x
  2. Step 2: Convert to fraction form
    67,439.48/101,217.53 = 25,915.64/x
  3. Step 3: Cross multiply
    67,439.48x = 101,217.53 × 25,915.64
  4. Step 4: Simplify right side
    67,439.48x = 2,623,116,433.50
  5. Step 5: Solve for x
    x = 2,623,116,433.50/67,439.48
  6. Step 6: Final answer
    x = 38,895.86

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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.