Home / 24,849.12-34,290.24-13,671.12

Finding the Fourth Proportional to 24,849.12, 34,290.24 and 13,671.12

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Solution

The fourth proportional to 24,849.12, 34,290.24 and 13,671.12 is: 18,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,849.12 : 34,290.24 = 13,671.12 : x
  2. Step 2: Convert to fraction form
    24,849.12/34,290.24 = 13,671.12/x
  3. Step 3: Cross multiply
    24,849.12x = 34,290.24 × 13,671.12
  4. Step 4: Simplify right side
    24,849.12x = 468,785,985.87
  5. Step 5: Solve for x
    x = 468,785,985.87/24,849.12
  6. Step 6: Final answer
    x = 18,865.30

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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.