Home / 15,026.31-20,741.13-10,551.15

Finding the Fourth Proportional to 15,026.31, 20,741.13 and 10,551.15

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Solution

The fourth proportional to 15,026.31, 20,741.13 and 10,551.15 is: 14,563.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,026.31 : 20,741.13 = 10,551.15 : x
  2. Step 2: Convert to fraction form
    15,026.31/20,741.13 = 10,551.15/x
  3. Step 3: Cross multiply
    15,026.31x = 20,741.13 × 10,551.15
  4. Step 4: Simplify right side
    15,026.31x = 218,842,773.80
  5. Step 5: Solve for x
    x = 218,842,773.80/15,026.31
  6. Step 6: Final answer
    x = 14,563.97

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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.