Home / 28,110.06-38,793.69-16,173.18

Finding the Fourth Proportional to 28,110.06, 38,793.69 and 16,173.18

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Solution

The fourth proportional to 28,110.06, 38,793.69 and 16,173.18 is: 22,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110.06 : 38,793.69 = 16,173.18 : x
  2. Step 2: Convert to fraction form
    28,110.06/38,793.69 = 16,173.18/x
  3. Step 3: Cross multiply
    28,110.06x = 38,793.69 × 16,173.18
  4. Step 4: Simplify right side
    28,110.06x = 627,417,331.23
  5. Step 5: Solve for x
    x = 627,417,331.23/28,110.06
  6. Step 6: Final answer
    x = 22,320.03

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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.