Home / 26,865.65-40,299.30-12,827.17

Finding the Fourth Proportional to 26,865.65, 40,299.30 and 12,827.17

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Solution

The fourth proportional to 26,865.65, 40,299.30 and 12,827.17 is: 19,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,865.65 : 40,299.30 = 12,827.17 : x
  2. Step 2: Convert to fraction form
    26,865.65/40,299.30 = 12,827.17/x
  3. Step 3: Cross multiply
    26,865.65x = 40,299.30 × 12,827.17
  4. Step 4: Simplify right side
    26,865.65x = 516,925,871.23
  5. Step 5: Solve for x
    x = 516,925,871.23/26,865.65
  6. Step 6: Final answer
    x = 19,241.14

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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.