Home / 38,185.40-52,688.40-22,270.52

Finding the Fourth Proportional to 38,185.40, 52,688.40 and 22,270.52

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Solution

The fourth proportional to 38,185.40, 52,688.40 and 22,270.52 is: 30,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,185.40 : 52,688.40 = 22,270.52 : x
  2. Step 2: Convert to fraction form
    38,185.40/52,688.40 = 22,270.52/x
  3. Step 3: Cross multiply
    38,185.40x = 52,688.40 × 22,270.52
  4. Step 4: Simplify right side
    38,185.40x = 1,173,398,065.97
  5. Step 5: Solve for x
    x = 1,173,398,065.97/38,185.40
  6. Step 6: Final answer
    x = 30,728.97

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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.