Home / 26,219.83-39,364.05-15,565.64

Finding the Fourth Proportional to 26,219.83, 39,364.05 and 15,565.64

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Solution

The fourth proportional to 26,219.83, 39,364.05 and 15,565.64 is: 23,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.83 : 39,364.05 = 15,565.64 : x
  2. Step 2: Convert to fraction form
    26,219.83/39,364.05 = 15,565.64/x
  3. Step 3: Cross multiply
    26,219.83x = 39,364.05 × 15,565.64
  4. Step 4: Simplify right side
    26,219.83x = 612,726,523.67
  5. Step 5: Solve for x
    x = 612,726,523.67/26,219.83
  6. Step 6: Final answer
    x = 23,368.82

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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.