Home / 40,988.28-61,470.26-17,609.26

Finding the Fourth Proportional to 40,988.28, 61,470.26 and 17,609.26

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Solution

The fourth proportional to 40,988.28, 61,470.26 and 17,609.26 is: 26,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.28 : 61,470.26 = 17,609.26 : x
  2. Step 2: Convert to fraction form
    40,988.28/61,470.26 = 17,609.26/x
  3. Step 3: Cross multiply
    40,988.28x = 61,470.26 × 17,609.26
  4. Step 4: Simplify right side
    40,988.28x = 1,082,445,790.61
  5. Step 5: Solve for x
    x = 1,082,445,790.61/40,988.28
  6. Step 6: Final answer
    x = 26,408.67

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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.