Home / 19,246.40-28,842.60-15,304.40

Finding the Fourth Proportional to 19,246.40, 28,842.60 and 15,304.40

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Solution

The fourth proportional to 19,246.40, 28,842.60 and 15,304.40 is: 22,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.40 : 28,842.60 = 15,304.40 : x
  2. Step 2: Convert to fraction form
    19,246.40/28,842.60 = 15,304.40/x
  3. Step 3: Cross multiply
    19,246.40x = 28,842.60 × 15,304.40
  4. Step 4: Simplify right side
    19,246.40x = 441,418,687.44
  5. Step 5: Solve for x
    x = 441,418,687.44/19,246.40
  6. Step 6: Final answer
    x = 22,935.13

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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.