Home / 31,643.12-43,617.24-24,918.08

Finding the Fourth Proportional to 31,643.12, 43,617.24 and 24,918.08

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Solution

The fourth proportional to 31,643.12, 43,617.24 and 24,918.08 is: 34,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.12 : 43,617.24 = 24,918.08 : x
  2. Step 2: Convert to fraction form
    31,643.12/43,617.24 = 24,918.08/x
  3. Step 3: Cross multiply
    31,643.12x = 43,617.24 × 24,918.08
  4. Step 4: Simplify right side
    31,643.12x = 1,086,857,875.70
  5. Step 5: Solve for x
    x = 1,086,857,875.70/31,643.12
  6. Step 6: Final answer
    x = 34,347.37

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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.