Home / 38,538.38-57,807.59-10,836.38

Finding the Fourth Proportional to 38,538.38, 57,807.59 and 10,836.38

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Solution

The fourth proportional to 38,538.38, 57,807.59 and 10,836.38 is: 16,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538.38 : 57,807.59 = 10,836.38 : x
  2. Step 2: Convert to fraction form
    38,538.38/57,807.59 = 10,836.38/x
  3. Step 3: Cross multiply
    38,538.38x = 57,807.59 × 10,836.38
  4. Step 4: Simplify right side
    38,538.38x = 626,424,668.90
  5. Step 5: Solve for x
    x = 626,424,668.90/38,538.38
  6. Step 6: Final answer
    x = 16,254.57

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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.