Home / 15,553.40-23,312.02-8,894.58

Finding the Fourth Proportional to 15,553.40, 23,312.02 and 8,894.58

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Solution

The fourth proportional to 15,553.40, 23,312.02 and 8,894.58 is: 13,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.40 : 23,312.02 = 8,894.58 : x
  2. Step 2: Convert to fraction form
    15,553.40/23,312.02 = 8,894.58/x
  3. Step 3: Cross multiply
    15,553.40x = 23,312.02 × 8,894.58
  4. Step 4: Simplify right side
    15,553.40x = 207,350,626.85
  5. Step 5: Solve for x
    x = 207,350,626.85/15,553.40
  6. Step 6: Final answer
    x = 13,331.53

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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.