Home / 27,008.76-40,515.57-13,852.74

Finding the Fourth Proportional to 27,008.76, 40,515.57 and 13,852.74

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Solution

The fourth proportional to 27,008.76, 40,515.57 and 13,852.74 is: 20,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,008.76 : 40,515.57 = 13,852.74 : x
  2. Step 2: Convert to fraction form
    27,008.76/40,515.57 = 13,852.74/x
  3. Step 3: Cross multiply
    27,008.76x = 40,515.57 × 13,852.74
  4. Step 4: Simplify right side
    27,008.76x = 561,251,657.16
  5. Step 5: Solve for x
    x = 561,251,657.16/27,008.76
  6. Step 6: Final answer
    x = 20,780.36

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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.