Home / 27,422.60-41,128.68-13,368.52

Finding the Fourth Proportional to 27,422.60, 41,128.68 and 13,368.52

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Solution

The fourth proportional to 27,422.60, 41,128.68 and 13,368.52 is: 20,050.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422.60 : 41,128.68 = 13,368.52 : x
  2. Step 2: Convert to fraction form
    27,422.60/41,128.68 = 13,368.52/x
  3. Step 3: Cross multiply
    27,422.60x = 41,128.68 × 13,368.52
  4. Step 4: Simplify right side
    27,422.60x = 549,829,581.15
  5. Step 5: Solve for x
    x = 549,829,581.15/27,422.60
  6. Step 6: Final answer
    x = 20,050.24

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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.