Home / 19,422.84-29,140.72-9,568.92

Finding the Fourth Proportional to 19,422.84, 29,140.72 and 9,568.92

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Solution

The fourth proportional to 19,422.84, 29,140.72 and 9,568.92 is: 14,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.84 : 29,140.72 = 9,568.92 : x
  2. Step 2: Convert to fraction form
    19,422.84/29,140.72 = 9,568.92/x
  3. Step 3: Cross multiply
    19,422.84x = 29,140.72 × 9,568.92
  4. Step 4: Simplify right side
    19,422.84x = 278,845,218.42
  5. Step 5: Solve for x
    x = 278,845,218.42/19,422.84
  6. Step 6: Final answer
    x = 14,356.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.