Home / 15,410.31-23,003.97-13,541.96

Finding the Fourth Proportional to 15,410.31, 23,003.97 and 13,541.96

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Solution

The fourth proportional to 15,410.31, 23,003.97 and 13,541.96 is: 20,214.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.31 : 23,003.97 = 13,541.96 : x
  2. Step 2: Convert to fraction form
    15,410.31/23,003.97 = 13,541.96/x
  3. Step 3: Cross multiply
    15,410.31x = 23,003.97 × 13,541.96
  4. Step 4: Simplify right side
    15,410.31x = 311,518,726.56
  5. Step 5: Solve for x
    x = 311,518,726.56/15,410.31
  6. Step 6: Final answer
    x = 20,214.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.