Home / 15,001.54-22,502.32-3,908.20

Finding the Fourth Proportional to 15,001.54, 22,502.32 and 3,908.20

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Solution

The fourth proportional to 15,001.54, 22,502.32 and 3,908.20 is: 5,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.54 : 22,502.32 = 3,908.20 : x
  2. Step 2: Convert to fraction form
    15,001.54/22,502.32 = 3,908.20/x
  3. Step 3: Cross multiply
    15,001.54x = 22,502.32 × 3,908.20
  4. Step 4: Simplify right side
    15,001.54x = 87,943,567.02
  5. Step 5: Solve for x
    x = 87,943,567.02/15,001.54
  6. Step 6: Final answer
    x = 5,862.30

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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.