Home / 38,570.11-53,244.07-22,655.57

Finding the Fourth Proportional to 38,570.11, 53,244.07 and 22,655.57

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Solution

The fourth proportional to 38,570.11, 53,244.07 and 22,655.57 is: 31,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.11 : 53,244.07 = 22,655.57 : x
  2. Step 2: Convert to fraction form
    38,570.11/53,244.07 = 22,655.57/x
  3. Step 3: Cross multiply
    38,570.11x = 53,244.07 × 22,655.57
  4. Step 4: Simplify right side
    38,570.11x = 1,206,274,432.11
  5. Step 5: Solve for x
    x = 1,206,274,432.11/38,570.11
  6. Step 6: Final answer
    x = 31,274.85

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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.