Home / 24,965.12-34,451.86-13,787.12

Finding the Fourth Proportional to 24,965.12, 34,451.86 and 13,787.12

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Solution

The fourth proportional to 24,965.12, 34,451.86 and 13,787.12 is: 19,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,965.12 : 34,451.86 = 13,787.12 : x
  2. Step 2: Convert to fraction form
    24,965.12/34,451.86 = 13,787.12/x
  3. Step 3: Cross multiply
    24,965.12x = 34,451.86 × 13,787.12
  4. Step 4: Simplify right side
    24,965.12x = 474,991,928.04
  5. Step 5: Solve for x
    x = 474,991,928.04/24,965.12
  6. Step 6: Final answer
    x = 19,026.22

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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.