Home / 14,773.14-20,387.10-8,058.72

Finding the Fourth Proportional to 14,773.14, 20,387.10 and 8,058.72

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Solution

The fourth proportional to 14,773.14, 20,387.10 and 8,058.72 is: 11,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.14 : 20,387.10 = 8,058.72 : x
  2. Step 2: Convert to fraction form
    14,773.14/20,387.10 = 8,058.72/x
  3. Step 3: Cross multiply
    14,773.14x = 20,387.10 × 8,058.72
  4. Step 4: Simplify right side
    14,773.14x = 164,293,930.51
  5. Step 5: Solve for x
    x = 164,293,930.51/14,773.14
  6. Step 6: Final answer
    x = 11,121.12

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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.