Home / 31,552.11-43,476.08-21,463.02

Finding the Fourth Proportional to 31,552.11, 43,476.08 and 21,463.02

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Solution

The fourth proportional to 31,552.11, 43,476.08 and 21,463.02 is: 29,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552.11 : 43,476.08 = 21,463.02 : x
  2. Step 2: Convert to fraction form
    31,552.11/43,476.08 = 21,463.02/x
  3. Step 3: Cross multiply
    31,552.11x = 43,476.08 × 21,463.02
  4. Step 4: Simplify right side
    31,552.11x = 933,127,867.25
  5. Step 5: Solve for x
    x = 933,127,867.25/31,552.11
  6. Step 6: Final answer
    x = 29,574.18

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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.