Home / 38,440.71-53,053.45-22,531.50

Finding the Fourth Proportional to 38,440.71, 53,053.45 and 22,531.50

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Solution

The fourth proportional to 38,440.71, 53,053.45 and 22,531.50 is: 31,096.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.71 : 53,053.45 = 22,531.50 : x
  2. Step 2: Convert to fraction form
    38,440.71/53,053.45 = 22,531.50/x
  3. Step 3: Cross multiply
    38,440.71x = 53,053.45 × 22,531.50
  4. Step 4: Simplify right side
    38,440.71x = 1,195,373,808.68
  5. Step 5: Solve for x
    x = 1,195,373,808.68/38,440.71
  6. Step 6: Final answer
    x = 31,096.56

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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.