Home / 38,665.19-57,995.65-10,583.21

Finding the Fourth Proportional to 38,665.19, 57,995.65 and 10,583.21

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Solution

The fourth proportional to 38,665.19, 57,995.65 and 10,583.21 is: 15,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.19 : 57,995.65 = 10,583.21 : x
  2. Step 2: Convert to fraction form
    38,665.19/57,995.65 = 10,583.21/x
  3. Step 3: Cross multiply
    38,665.19x = 57,995.65 × 10,583.21
  4. Step 4: Simplify right side
    38,665.19x = 613,780,143.04
  5. Step 5: Solve for x
    x = 613,780,143.04/38,665.19
  6. Step 6: Final answer
    x = 15,874.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.