Home / 25,086.21-34,642.33-16,149.20

Finding the Fourth Proportional to 25,086.21, 34,642.33 and 16,149.20

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Solution

The fourth proportional to 25,086.21, 34,642.33 and 16,149.20 is: 22,300.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.21 : 34,642.33 = 16,149.20 : x
  2. Step 2: Convert to fraction form
    25,086.21/34,642.33 = 16,149.20/x
  3. Step 3: Cross multiply
    25,086.21x = 34,642.33 × 16,149.20
  4. Step 4: Simplify right side
    25,086.21x = 559,445,915.64
  5. Step 5: Solve for x
    x = 559,445,915.64/25,086.21
  6. Step 6: Final answer
    x = 22,300.93

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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.