Home / 19,417.65-26,787.96-12,241.92

Finding the Fourth Proportional to 19,417.65, 26,787.96 and 12,241.92

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Solution

The fourth proportional to 19,417.65, 26,787.96 and 12,241.92 is: 16,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.65 : 26,787.96 = 12,241.92 : x
  2. Step 2: Convert to fraction form
    19,417.65/26,787.96 = 12,241.92/x
  3. Step 3: Cross multiply
    19,417.65x = 26,787.96 × 12,241.92
  4. Step 4: Simplify right side
    19,417.65x = 327,936,063.28
  5. Step 5: Solve for x
    x = 327,936,063.28/19,417.65
  6. Step 6: Final answer
    x = 16,888.56

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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.