Home / 15,009.86-22,502.60-6,251.32

Finding the Fourth Proportional to 15,009.86, 22,502.60 and 6,251.32

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Solution

The fourth proportional to 15,009.86, 22,502.60 and 6,251.32 is: 9,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.86 : 22,502.60 = 6,251.32 : x
  2. Step 2: Convert to fraction form
    15,009.86/22,502.60 = 6,251.32/x
  3. Step 3: Cross multiply
    15,009.86x = 22,502.60 × 6,251.32
  4. Step 4: Simplify right side
    15,009.86x = 140,670,953.43
  5. Step 5: Solve for x
    x = 140,670,953.43/15,009.86
  6. Step 6: Final answer
    x = 9,371.90

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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.