Home / 38,281.36-52,845-22,359.76

Finding the Fourth Proportional to 38,281.36, 52,845 and 22,359.76

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Solution

The fourth proportional to 38,281.36, 52,845 and 22,359.76 is: 30,866.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,281.36 : 52,845 = 22,359.76 : x
  2. Step 2: Convert to fraction form
    38,281.36/52,845 = 22,359.76/x
  3. Step 3: Cross multiply
    38,281.36x = 52,845 × 22,359.76
  4. Step 4: Simplify right side
    38,281.36x = 1,181,601,517.20
  5. Step 5: Solve for x
    x = 1,181,601,517.20/38,281.36
  6. Step 6: Final answer
    x = 30,866.24

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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.