Home / 57,395.33-79,201.72-31,900.04

Finding the Fourth Proportional to 57,395.33, 79,201.72 and 31,900.04

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Solution

The fourth proportional to 57,395.33, 79,201.72 and 31,900.04 is: 44,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,395.33 : 79,201.72 = 31,900.04 : x
  2. Step 2: Convert to fraction form
    57,395.33/79,201.72 = 31,900.04/x
  3. Step 3: Cross multiply
    57,395.33x = 79,201.72 × 31,900.04
  4. Step 4: Simplify right side
    57,395.33x = 2,526,538,036.07
  5. Step 5: Solve for x
    x = 2,526,538,036.07/57,395.33
  6. Step 6: Final answer
    x = 44,019.92

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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.