Home / 28,713.96-43,050.15-8,981.82

Finding the Fourth Proportional to 28,713.96, 43,050.15 and 8,981.82

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Solution

The fourth proportional to 28,713.96, 43,050.15 and 8,981.82 is: 13,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,713.96 : 43,050.15 = 8,981.82 : x
  2. Step 2: Convert to fraction form
    28,713.96/43,050.15 = 8,981.82/x
  3. Step 3: Cross multiply
    28,713.96x = 43,050.15 × 8,981.82
  4. Step 4: Simplify right side
    28,713.96x = 386,668,698.27
  5. Step 5: Solve for x
    x = 386,668,698.27/28,713.96
  6. Step 6: Final answer
    x = 13,466.23

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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.