Home / 25,427.52-38,061.36-17,612.64

Finding the Fourth Proportional to 25,427.52, 38,061.36 and 17,612.64

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Solution

The fourth proportional to 25,427.52, 38,061.36 and 17,612.64 is: 26,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427.52 : 38,061.36 = 17,612.64 : x
  2. Step 2: Convert to fraction form
    25,427.52/38,061.36 = 17,612.64/x
  3. Step 3: Cross multiply
    25,427.52x = 38,061.36 × 17,612.64
  4. Step 4: Simplify right side
    25,427.52x = 670,361,031.59
  5. Step 5: Solve for x
    x = 670,361,031.59/25,427.52
  6. Step 6: Final answer
    x = 26,363.60

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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.