Home / 38,883.27-53,660.12-22,117.35

Finding the Fourth Proportional to 38,883.27, 53,660.12 and 22,117.35

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Solution

The fourth proportional to 38,883.27, 53,660.12 and 22,117.35 is: 30,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.27 : 53,660.12 = 22,117.35 : x
  2. Step 2: Convert to fraction form
    38,883.27/53,660.12 = 22,117.35/x
  3. Step 3: Cross multiply
    38,883.27x = 53,660.12 × 22,117.35
  4. Step 4: Simplify right side
    38,883.27x = 1,186,819,655.08
  5. Step 5: Solve for x
    x = 1,186,819,655.08/38,883.27
  6. Step 6: Final answer
    x = 30,522.63

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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.