Home / 33,247.31-45,882.41-18,140.81

Finding the Fourth Proportional to 33,247.31, 45,882.41 and 18,140.81

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Solution

The fourth proportional to 33,247.31, 45,882.41 and 18,140.81 is: 25,034.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.31 : 45,882.41 = 18,140.81 : x
  2. Step 2: Convert to fraction form
    33,247.31/45,882.41 = 18,140.81/x
  3. Step 3: Cross multiply
    33,247.31x = 45,882.41 × 18,140.81
  4. Step 4: Simplify right side
    33,247.31x = 832,343,762.04
  5. Step 5: Solve for x
    x = 832,343,762.04/33,247.31
  6. Step 6: Final answer
    x = 25,034.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.