Home / 43,325.70-64,988.91-15,245.97

Finding the Fourth Proportional to 43,325.70, 64,988.91 and 15,245.97

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Solution

The fourth proportional to 43,325.70, 64,988.91 and 15,245.97 is: 22,869.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,325.70 : 64,988.91 = 15,245.97 : x
  2. Step 2: Convert to fraction form
    43,325.70/64,988.91 = 15,245.97/x
  3. Step 3: Cross multiply
    43,325.70x = 64,988.91 × 15,245.97
  4. Step 4: Simplify right side
    43,325.70x = 990,818,972.19
  5. Step 5: Solve for x
    x = 990,818,972.19/43,325.70
  6. Step 6: Final answer
    x = 22,869.08

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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.