Home / 27,820.04-41,700.89-10,278.68

Finding the Fourth Proportional to 27,820.04, 41,700.89 and 10,278.68

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Solution

The fourth proportional to 27,820.04, 41,700.89 and 10,278.68 is: 15,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.04 : 41,700.89 = 10,278.68 : x
  2. Step 2: Convert to fraction form
    27,820.04/41,700.89 = 10,278.68/x
  3. Step 3: Cross multiply
    27,820.04x = 41,700.89 × 10,278.68
  4. Step 4: Simplify right side
    27,820.04x = 428,629,921.22
  5. Step 5: Solve for x
    x = 428,629,921.22/27,820.04
  6. Step 6: Final answer
    x = 15,407.24

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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.