Home / 24,312.40-36,387.60-17,629.90

Finding the Fourth Proportional to 24,312.40, 36,387.60 and 17,629.90

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Solution

The fourth proportional to 24,312.40, 36,387.60 and 17,629.90 is: 26,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,312.40 : 36,387.60 = 17,629.90 : x
  2. Step 2: Convert to fraction form
    24,312.40/36,387.60 = 17,629.90/x
  3. Step 3: Cross multiply
    24,312.40x = 36,387.60 × 17,629.90
  4. Step 4: Simplify right side
    24,312.40x = 641,509,749.24
  5. Step 5: Solve for x
    x = 641,509,749.24/24,312.40
  6. Step 6: Final answer
    x = 26,386.11

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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.