Home / 28,089.54-38,751.51-16,150.35

Finding the Fourth Proportional to 28,089.54, 38,751.51 and 16,150.35

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Solution

The fourth proportional to 28,089.54, 38,751.51 and 16,150.35 is: 22,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,089.54 : 38,751.51 = 16,150.35 : x
  2. Step 2: Convert to fraction form
    28,089.54/38,751.51 = 16,150.35/x
  3. Step 3: Cross multiply
    28,089.54x = 38,751.51 × 16,150.35
  4. Step 4: Simplify right side
    28,089.54x = 625,850,449.53
  5. Step 5: Solve for x
    x = 625,850,449.53/28,089.54
  6. Step 6: Final answer
    x = 22,280.55

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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.