Home / 26,984.34-40,479.93-14,487.21

Finding the Fourth Proportional to 26,984.34, 40,479.93 and 14,487.21

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Solution

The fourth proportional to 26,984.34, 40,479.93 and 14,487.21 is: 21,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984.34 : 40,479.93 = 14,487.21 : x
  2. Step 2: Convert to fraction form
    26,984.34/40,479.93 = 14,487.21/x
  3. Step 3: Cross multiply
    26,984.34x = 40,479.93 × 14,487.21
  4. Step 4: Simplify right side
    26,984.34x = 586,441,246.70
  5. Step 5: Solve for x
    x = 586,441,246.70/26,984.34
  6. Step 6: Final answer
    x = 21,732.65

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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.