Home / 38,527.06-53,166.54-21,531.46

Finding the Fourth Proportional to 38,527.06, 53,166.54 and 21,531.46

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Solution

The fourth proportional to 38,527.06, 53,166.54 and 21,531.46 is: 29,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.06 : 53,166.54 = 21,531.46 : x
  2. Step 2: Convert to fraction form
    38,527.06/53,166.54 = 21,531.46/x
  3. Step 3: Cross multiply
    38,527.06x = 53,166.54 × 21,531.46
  4. Step 4: Simplify right side
    38,527.06x = 1,144,753,229.35
  5. Step 5: Solve for x
    x = 1,144,753,229.35/38,527.06
  6. Step 6: Final answer
    x = 29,712.97

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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.