Home / 24,721.75-34,116.02-13,543.75

Finding the Fourth Proportional to 24,721.75, 34,116.02 and 13,543.75

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Solution

The fourth proportional to 24,721.75, 34,116.02 and 13,543.75 is: 18,690.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,721.75 : 34,116.02 = 13,543.75 : x
  2. Step 2: Convert to fraction form
    24,721.75/34,116.02 = 13,543.75/x
  3. Step 3: Cross multiply
    24,721.75x = 34,116.02 × 13,543.75
  4. Step 4: Simplify right side
    24,721.75x = 462,058,845.88
  5. Step 5: Solve for x
    x = 462,058,845.88/24,721.75
  6. Step 6: Final answer
    x = 18,690.38

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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.