Home / 22,437.29-30,963.30-12,365.75

Finding the Fourth Proportional to 22,437.29, 30,963.30 and 12,365.75

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Solution

The fourth proportional to 22,437.29, 30,963.30 and 12,365.75 is: 17,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,437.29 : 30,963.30 = 12,365.75 : x
  2. Step 2: Convert to fraction form
    22,437.29/30,963.30 = 12,365.75/x
  3. Step 3: Cross multiply
    22,437.29x = 30,963.30 × 12,365.75
  4. Step 4: Simplify right side
    22,437.29x = 382,884,272.16
  5. Step 5: Solve for x
    x = 382,884,272.16/22,437.29
  6. Step 6: Final answer
    x = 17,064.64

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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.