Home / 39,376.40-54,344.28-22,609.04

Finding the Fourth Proportional to 39,376.40, 54,344.28 and 22,609.04

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Solution

The fourth proportional to 39,376.40, 54,344.28 and 22,609.04 is: 31,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.40 : 54,344.28 = 22,609.04 : x
  2. Step 2: Convert to fraction form
    39,376.40/54,344.28 = 22,609.04/x
  3. Step 3: Cross multiply
    39,376.40x = 54,344.28 × 22,609.04
  4. Step 4: Simplify right side
    39,376.40x = 1,228,672,000.29
  5. Step 5: Solve for x
    x = 1,228,672,000.29/39,376.40
  6. Step 6: Final answer
    x = 31,203.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.