Home / 46,129.28-63,661.16-28,227.78

Finding the Fourth Proportional to 46,129.28, 63,661.16 and 28,227.78

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Solution

The fourth proportional to 46,129.28, 63,661.16 and 28,227.78 is: 38,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,129.28 : 63,661.16 = 28,227.78 : x
  2. Step 2: Convert to fraction form
    46,129.28/63,661.16 = 28,227.78/x
  3. Step 3: Cross multiply
    46,129.28x = 63,661.16 × 28,227.78
  4. Step 4: Simplify right side
    46,129.28x = 1,797,013,077.89
  5. Step 5: Solve for x
    x = 1,797,013,077.89/46,129.28
  6. Step 6: Final answer
    x = 38,956.02

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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.