Home / 26,387.28-36,413.28-14,451.12

Finding the Fourth Proportional to 26,387.28, 36,413.28 and 14,451.12

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Solution

The fourth proportional to 26,387.28, 36,413.28 and 14,451.12 is: 19,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,387.28 : 36,413.28 = 14,451.12 : x
  2. Step 2: Convert to fraction form
    26,387.28/36,413.28 = 14,451.12/x
  3. Step 3: Cross multiply
    26,387.28x = 36,413.28 × 14,451.12
  4. Step 4: Simplify right side
    26,387.28x = 526,212,678.87
  5. Step 5: Solve for x
    x = 526,212,678.87/26,387.28
  6. Step 6: Final answer
    x = 19,941.91

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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.