Home / 29,196.75-40,291.52-15,948.75

Finding the Fourth Proportional to 29,196.75, 40,291.52 and 15,948.75

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Solution

The fourth proportional to 29,196.75, 40,291.52 and 15,948.75 is: 22,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196.75 : 40,291.52 = 15,948.75 : x
  2. Step 2: Convert to fraction form
    29,196.75/40,291.52 = 15,948.75/x
  3. Step 3: Cross multiply
    29,196.75x = 40,291.52 × 15,948.75
  4. Step 4: Simplify right side
    29,196.75x = 642,599,299.86
  5. Step 5: Solve for x
    x = 642,599,299.86/29,196.75
  6. Step 6: Final answer
    x = 22,009.28

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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.