Home / 38,334.47-57,499.27-18,358.19

Finding the Fourth Proportional to 38,334.47, 57,499.27 and 18,358.19

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Solution

The fourth proportional to 38,334.47, 57,499.27 and 18,358.19 is: 27,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.47 : 57,499.27 = 18,358.19 : x
  2. Step 2: Convert to fraction form
    38,334.47/57,499.27 = 18,358.19/x
  3. Step 3: Cross multiply
    38,334.47x = 57,499.27 × 18,358.19
  4. Step 4: Simplify right side
    38,334.47x = 1,055,582,729.19
  5. Step 5: Solve for x
    x = 1,055,582,729.19/38,334.47
  6. Step 6: Final answer
    x = 27,536.13

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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.