Home / 38,089.45-52,568.14-22,990.78

Finding the Fourth Proportional to 38,089.45, 52,568.14 and 22,990.78

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Solution

The fourth proportional to 38,089.45, 52,568.14 and 22,990.78 is: 31,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089.45 : 52,568.14 = 22,990.78 : x
  2. Step 2: Convert to fraction form
    38,089.45/52,568.14 = 22,990.78/x
  3. Step 3: Cross multiply
    38,089.45x = 52,568.14 × 22,990.78
  4. Step 4: Simplify right side
    38,089.45x = 1,208,582,541.75
  5. Step 5: Solve for x
    x = 1,208,582,541.75/38,089.45
  6. Step 6: Final answer
    x = 31,730.11

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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.