Home / 15,770.22-23,659.89-4,677.17

Finding the Fourth Proportional to 15,770.22, 23,659.89 and 4,677.17

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Solution

The fourth proportional to 15,770.22, 23,659.89 and 4,677.17 is: 7,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.22 : 23,659.89 = 4,677.17 : x
  2. Step 2: Convert to fraction form
    15,770.22/23,659.89 = 4,677.17/x
  3. Step 3: Cross multiply
    15,770.22x = 23,659.89 × 4,677.17
  4. Step 4: Simplify right side
    15,770.22x = 110,661,327.71
  5. Step 5: Solve for x
    x = 110,661,327.71/15,770.22
  6. Step 6: Final answer
    x = 7,017.11

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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.