Home / 38,939.69-58,409.54-22,288.12

Finding the Fourth Proportional to 38,939.69, 58,409.54 and 22,288.12

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Solution

The fourth proportional to 38,939.69, 58,409.54 and 22,288.12 is: 33,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,939.69 : 58,409.54 = 22,288.12 : x
  2. Step 2: Convert to fraction form
    38,939.69/58,409.54 = 22,288.12/x
  3. Step 3: Cross multiply
    38,939.69x = 58,409.54 × 22,288.12
  4. Step 4: Simplify right side
    38,939.69x = 1,301,838,836.66
  5. Step 5: Solve for x
    x = 1,301,838,836.66/38,939.69
  6. Step 6: Final answer
    x = 33,432.18

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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.