Home / 24,920.70-34,389.27-15,489.06

Finding the Fourth Proportional to 24,920.70, 34,389.27 and 15,489.06

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Solution

The fourth proportional to 24,920.70, 34,389.27 and 15,489.06 is: 21,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.70 : 34,389.27 = 15,489.06 : x
  2. Step 2: Convert to fraction form
    24,920.70/34,389.27 = 15,489.06/x
  3. Step 3: Cross multiply
    24,920.70x = 34,389.27 × 15,489.06
  4. Step 4: Simplify right side
    24,920.70x = 532,657,466.39
  5. Step 5: Solve for x
    x = 532,657,466.39/24,920.70
  6. Step 6: Final answer
    x = 21,374.10

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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.