Home / 38,134.80-57,196.08-10,426.32

Finding the Fourth Proportional to 38,134.80, 57,196.08 and 10,426.32

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Solution

The fourth proportional to 38,134.80, 57,196.08 and 10,426.32 is: 15,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,134.80 : 57,196.08 = 10,426.32 : x
  2. Step 2: Convert to fraction form
    38,134.80/57,196.08 = 10,426.32/x
  3. Step 3: Cross multiply
    38,134.80x = 57,196.08 × 10,426.32
  4. Step 4: Simplify right side
    38,134.80x = 596,344,632.83
  5. Step 5: Solve for x
    x = 596,344,632.83/38,134.80
  6. Step 6: Final answer
    x = 15,637.81

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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.