Home / 17,754.57-24,503.40-11,787.69

Finding the Fourth Proportional to 17,754.57, 24,503.40 and 11,787.69

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Solution

The fourth proportional to 17,754.57, 24,503.40 and 11,787.69 is: 16,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.57 : 24,503.40 = 11,787.69 : x
  2. Step 2: Convert to fraction form
    17,754.57/24,503.40 = 11,787.69/x
  3. Step 3: Cross multiply
    17,754.57x = 24,503.40 × 11,787.69
  4. Step 4: Simplify right side
    17,754.57x = 288,838,483.15
  5. Step 5: Solve for x
    x = 288,838,483.15/17,754.57
  6. Step 6: Final answer
    x = 16,268.40

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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.