Home / 36,792.28-55,208.36-28,488.52

Finding the Fourth Proportional to 36,792.28, 55,208.36 and 28,488.52

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Solution

The fourth proportional to 36,792.28, 55,208.36 and 28,488.52 is: 42,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,792.28 : 55,208.36 = 28,488.52 : x
  2. Step 2: Convert to fraction form
    36,792.28/55,208.36 = 28,488.52/x
  3. Step 3: Cross multiply
    36,792.28x = 55,208.36 × 28,488.52
  4. Step 4: Simplify right side
    36,792.28x = 1,572,804,137.46
  5. Step 5: Solve for x
    x = 1,572,804,137.46/36,792.28
  6. Step 6: Final answer
    x = 42,748.21

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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.