Home / 55,928.08-83,892-38,344.56

Finding the Fourth Proportional to 55,928.08, 83,892 and 38,344.56

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Solution

The fourth proportional to 55,928.08, 83,892 and 38,344.56 is: 57,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,928.08 : 83,892 = 38,344.56 : x
  2. Step 2: Convert to fraction form
    55,928.08/83,892 = 38,344.56/x
  3. Step 3: Cross multiply
    55,928.08x = 83,892 × 38,344.56
  4. Step 4: Simplify right side
    55,928.08x = 3,216,801,827.52
  5. Step 5: Solve for x
    x = 3,216,801,827.52/55,928.08
  6. Step 6: Final answer
    x = 57,516.76

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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.