Home / 12,386.07-18,562.65-10,734.87

Finding the Fourth Proportional to 12,386.07, 18,562.65 and 10,734.87

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Solution

The fourth proportional to 12,386.07, 18,562.65 and 10,734.87 is: 16,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386.07 : 18,562.65 = 10,734.87 : x
  2. Step 2: Convert to fraction form
    12,386.07/18,562.65 = 10,734.87/x
  3. Step 3: Cross multiply
    12,386.07x = 18,562.65 × 10,734.87
  4. Step 4: Simplify right side
    12,386.07x = 199,267,634.61
  5. Step 5: Solve for x
    x = 199,267,634.61/12,386.07
  6. Step 6: Final answer
    x = 16,088.04

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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.