Home / 25,726.84-35,503.38-15,116.92

Finding the Fourth Proportional to 25,726.84, 35,503.38 and 15,116.92

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Solution

The fourth proportional to 25,726.84, 35,503.38 and 15,116.92 is: 20,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.84 : 35,503.38 = 15,116.92 : x
  2. Step 2: Convert to fraction form
    25,726.84/35,503.38 = 15,116.92/x
  3. Step 3: Cross multiply
    25,726.84x = 35,503.38 × 15,116.92
  4. Step 4: Simplify right side
    25,726.84x = 536,701,755.19
  5. Step 5: Solve for x
    x = 536,701,755.19/25,726.84
  6. Step 6: Final answer
    x = 20,861.55

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Double scale
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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.