Home / 45,603.08-62,933.28-28,608.04

Finding the Fourth Proportional to 45,603.08, 62,933.28 and 28,608.04

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Solution

The fourth proportional to 45,603.08, 62,933.28 and 28,608.04 is: 39,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,603.08 : 62,933.28 = 28,608.04 : x
  2. Step 2: Convert to fraction form
    45,603.08/62,933.28 = 28,608.04/x
  3. Step 3: Cross multiply
    45,603.08x = 62,933.28 × 28,608.04
  4. Step 4: Simplify right side
    45,603.08x = 1,800,397,791.57
  5. Step 5: Solve for x
    x = 1,800,397,791.57/45,603.08
  6. Step 6: Final answer
    x = 39,479.74

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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.