Home / 26,116.93-39,160.69-8,343.42

Finding the Fourth Proportional to 26,116.93, 39,160.69 and 8,343.42

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Solution

The fourth proportional to 26,116.93, 39,160.69 and 8,343.42 is: 12,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.93 : 39,160.69 = 8,343.42 : x
  2. Step 2: Convert to fraction form
    26,116.93/39,160.69 = 8,343.42/x
  3. Step 3: Cross multiply
    26,116.93x = 39,160.69 × 8,343.42
  4. Step 4: Simplify right side
    26,116.93x = 326,733,916.45
  5. Step 5: Solve for x
    x = 326,733,916.45/26,116.93
  6. Step 6: Final answer
    x = 12,510.43

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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.