Home / 17,037.90-25,594.11-12,139.02

Finding the Fourth Proportional to 17,037.90, 25,594.11 and 12,139.02

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Solution

The fourth proportional to 17,037.90, 25,594.11 and 12,139.02 is: 18,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,037.90 : 25,594.11 = 12,139.02 : x
  2. Step 2: Convert to fraction form
    17,037.90/25,594.11 = 12,139.02/x
  3. Step 3: Cross multiply
    17,037.90x = 25,594.11 × 12,139.02
  4. Step 4: Simplify right side
    17,037.90x = 310,687,413.17
  5. Step 5: Solve for x
    x = 310,687,413.17/17,037.90
  6. Step 6: Final answer
    x = 18,235.08

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1.5x scale

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.