Home / 14,432.80-21,657.76-5,199.52

Finding the Fourth Proportional to 14,432.80, 21,657.76 and 5,199.52

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Solution

The fourth proportional to 14,432.80, 21,657.76 and 5,199.52 is: 7,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.80 : 21,657.76 = 5,199.52 : x
  2. Step 2: Convert to fraction form
    14,432.80/21,657.76 = 5,199.52/x
  3. Step 3: Cross multiply
    14,432.80x = 21,657.76 × 5,199.52
  4. Step 4: Simplify right side
    14,432.80x = 112,609,956.28
  5. Step 5: Solve for x
    x = 112,609,956.28/14,432.80
  6. Step 6: Final answer
    x = 7,802.36

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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.