Home / 22,734.63-31,374.33-12,663.75

Finding the Fourth Proportional to 22,734.63, 31,374.33 and 12,663.75

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Solution

The fourth proportional to 22,734.63, 31,374.33 and 12,663.75 is: 17,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,734.63 : 31,374.33 = 12,663.75 : x
  2. Step 2: Convert to fraction form
    22,734.63/31,374.33 = 12,663.75/x
  3. Step 3: Cross multiply
    22,734.63x = 31,374.33 × 12,663.75
  4. Step 4: Simplify right side
    22,734.63x = 397,316,671.54
  5. Step 5: Solve for x
    x = 397,316,671.54/22,734.63
  6. Step 6: Final answer
    x = 17,476.28

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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.