Home / 14,261.60-21,392.40-10,981.10

Finding the Fourth Proportional to 14,261.60, 21,392.40 and 10,981.10

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Solution

The fourth proportional to 14,261.60, 21,392.40 and 10,981.10 is: 16,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.60 : 21,392.40 = 10,981.10 : x
  2. Step 2: Convert to fraction form
    14,261.60/21,392.40 = 10,981.10/x
  3. Step 3: Cross multiply
    14,261.60x = 21,392.40 × 10,981.10
  4. Step 4: Simplify right side
    14,261.60x = 234,912,083.64
  5. Step 5: Solve for x
    x = 234,912,083.64/14,261.60
  6. Step 6: Final answer
    x = 16,471.65

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Similar ratio
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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.