Home / 38,967.27-53,774.84-21,062.22

Finding the Fourth Proportional to 38,967.27, 53,774.84 and 21,062.22

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Solution

The fourth proportional to 38,967.27, 53,774.84 and 21,062.22 is: 29,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,967.27 : 53,774.84 = 21,062.22 : x
  2. Step 2: Convert to fraction form
    38,967.27/53,774.84 = 21,062.22/x
  3. Step 3: Cross multiply
    38,967.27x = 53,774.84 × 21,062.22
  4. Step 4: Simplify right side
    38,967.27x = 1,132,617,510.54
  5. Step 5: Solve for x
    x = 1,132,617,510.54/38,967.27
  6. Step 6: Final answer
    x = 29,065.87

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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.