Home / 22,905.40-34,357.14-7,326.52

Finding the Fourth Proportional to 22,905.40, 34,357.14 and 7,326.52

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Solution

The fourth proportional to 22,905.40, 34,357.14 and 7,326.52 is: 10,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.40 : 34,357.14 = 7,326.52 : x
  2. Step 2: Convert to fraction form
    22,905.40/34,357.14 = 7,326.52/x
  3. Step 3: Cross multiply
    22,905.40x = 34,357.14 × 7,326.52
  4. Step 4: Simplify right side
    22,905.40x = 251,718,273.35
  5. Step 5: Solve for x
    x = 251,718,273.35/22,905.40
  6. Step 6: Final answer
    x = 10,989.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.