Home / 28,078.83-38,756.52-17,462.16

Finding the Fourth Proportional to 28,078.83, 38,756.52 and 17,462.16

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Solution

The fourth proportional to 28,078.83, 38,756.52 and 17,462.16 is: 24,102.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078.83 : 38,756.52 = 17,462.16 : x
  2. Step 2: Convert to fraction form
    28,078.83/38,756.52 = 17,462.16/x
  3. Step 3: Cross multiply
    28,078.83x = 38,756.52 × 17,462.16
  4. Step 4: Simplify right side
    28,078.83x = 676,772,553.28
  5. Step 5: Solve for x
    x = 676,772,553.28/28,078.83
  6. Step 6: Final answer
    x = 24,102.59

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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.