Home / 39,065.28-53,913.42-22,072.66

Finding the Fourth Proportional to 39,065.28, 53,913.42 and 22,072.66

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Solution

The fourth proportional to 39,065.28, 53,913.42 and 22,072.66 is: 30,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065.28 : 53,913.42 = 22,072.66 : x
  2. Step 2: Convert to fraction form
    39,065.28/53,913.42 = 22,072.66/x
  3. Step 3: Cross multiply
    39,065.28x = 53,913.42 × 22,072.66
  4. Step 4: Simplify right side
    39,065.28x = 1,190,012,589.10
  5. Step 5: Solve for x
    x = 1,190,012,589.10/39,065.28
  6. Step 6: Final answer
    x = 30,462.15

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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.