Home / 38,331.11-52,904.79-22,419.47

Finding the Fourth Proportional to 38,331.11, 52,904.79 and 22,419.47

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Solution

The fourth proportional to 38,331.11, 52,904.79 and 22,419.47 is: 30,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.11 : 52,904.79 = 22,419.47 : x
  2. Step 2: Convert to fraction form
    38,331.11/52,904.79 = 22,419.47/x
  3. Step 3: Cross multiply
    38,331.11x = 52,904.79 × 22,419.47
  4. Step 4: Simplify right side
    38,331.11x = 1,186,097,087.74
  5. Step 5: Solve for x
    x = 1,186,097,087.74/38,331.11
  6. Step 6: Final answer
    x = 30,943.46

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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.