Home / 19,625.76-29,393.28-17,876.16

Finding the Fourth Proportional to 19,625.76, 29,393.28 and 17,876.16

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Solution

The fourth proportional to 19,625.76, 29,393.28 and 17,876.16 is: 26,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.76 : 29,393.28 = 17,876.16 : x
  2. Step 2: Convert to fraction form
    19,625.76/29,393.28 = 17,876.16/x
  3. Step 3: Cross multiply
    19,625.76x = 29,393.28 × 17,876.16
  4. Step 4: Simplify right side
    19,625.76x = 525,438,976.20
  5. Step 5: Solve for x
    x = 525,438,976.20/19,625.76
  6. Step 6: Final answer
    x = 26,772.92

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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.