Home / 25,170.02-34,734.76-13,840.24

Finding the Fourth Proportional to 25,170.02, 34,734.76 and 13,840.24

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Solution

The fourth proportional to 25,170.02, 34,734.76 and 13,840.24 is: 19,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.02 : 34,734.76 = 13,840.24 : x
  2. Step 2: Convert to fraction form
    25,170.02/34,734.76 = 13,840.24/x
  3. Step 3: Cross multiply
    25,170.02x = 34,734.76 × 13,840.24
  4. Step 4: Simplify right side
    25,170.02x = 480,737,432.38
  5. Step 5: Solve for x
    x = 480,737,432.38/25,170.02
  6. Step 6: Final answer
    x = 19,099.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.