Home / 12,593.19-18,877.47-4,689.92

Finding the Fourth Proportional to 12,593.19, 18,877.47 and 4,689.92

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Solution

The fourth proportional to 12,593.19, 18,877.47 and 4,689.92 is: 7,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.19 : 18,877.47 = 4,689.92 : x
  2. Step 2: Convert to fraction form
    12,593.19/18,877.47 = 4,689.92/x
  3. Step 3: Cross multiply
    12,593.19x = 18,877.47 × 4,689.92
  4. Step 4: Simplify right side
    12,593.19x = 88,533,729.72
  5. Step 5: Solve for x
    x = 88,533,729.72/12,593.19
  6. Step 6: Final answer
    x = 7,030.29

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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.