Home / 12,592.57-18,872.70-10,641.19

Finding the Fourth Proportional to 12,592.57, 18,872.70 and 10,641.19

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Solution

The fourth proportional to 12,592.57, 18,872.70 and 10,641.19 is: 15,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.57 : 18,872.70 = 10,641.19 : x
  2. Step 2: Convert to fraction form
    12,592.57/18,872.70 = 10,641.19/x
  3. Step 3: Cross multiply
    12,592.57x = 18,872.70 × 10,641.19
  4. Step 4: Simplify right side
    12,592.57x = 200,827,986.51
  5. Step 5: Solve for x
    x = 200,827,986.51/12,592.57
  6. Step 6: Final answer
    x = 15,948.13

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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.