Home / 23,474.88-32,394.56-12,864.40

Finding the Fourth Proportional to 23,474.88, 32,394.56 and 12,864.40

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Solution

The fourth proportional to 23,474.88, 32,394.56 and 12,864.40 is: 17,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,474.88 : 32,394.56 = 12,864.40 : x
  2. Step 2: Convert to fraction form
    23,474.88/32,394.56 = 12,864.40/x
  3. Step 3: Cross multiply
    23,474.88x = 32,394.56 × 12,864.40
  4. Step 4: Simplify right side
    23,474.88x = 416,736,577.66
  5. Step 5: Solve for x
    x = 416,736,577.66/23,474.88
  6. Step 6: Final answer
    x = 17,752.45

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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.