Home / 27,317.60-41,008.80-15,480.80

Finding the Fourth Proportional to 27,317.60, 41,008.80 and 15,480.80

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Solution

The fourth proportional to 27,317.60, 41,008.80 and 15,480.80 is: 23,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,317.60 : 41,008.80 = 15,480.80 : x
  2. Step 2: Convert to fraction form
    27,317.60/41,008.80 = 15,480.80/x
  3. Step 3: Cross multiply
    27,317.60x = 41,008.80 × 15,480.80
  4. Step 4: Simplify right side
    27,317.60x = 634,849,031.04
  5. Step 5: Solve for x
    x = 634,849,031.04/27,317.60
  6. Step 6: Final answer
    x = 23,239.56

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1.5x scale

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.