Home / 25,731.36-38,595.06-9,943.92

Finding the Fourth Proportional to 25,731.36, 38,595.06 and 9,943.92

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Solution

The fourth proportional to 25,731.36, 38,595.06 and 9,943.92 is: 14,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,731.36 : 38,595.06 = 9,943.92 : x
  2. Step 2: Convert to fraction form
    25,731.36/38,595.06 = 9,943.92/x
  3. Step 3: Cross multiply
    25,731.36x = 38,595.06 × 9,943.92
  4. Step 4: Simplify right side
    25,731.36x = 383,786,189.04
  5. Step 5: Solve for x
    x = 383,786,189.04/25,731.36
  6. Step 6: Final answer
    x = 14,915.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.