Home / 26,916.59-40,374.92-12,122.75

Finding the Fourth Proportional to 26,916.59, 40,374.92 and 12,122.75

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Solution

The fourth proportional to 26,916.59, 40,374.92 and 12,122.75 is: 18,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.59 : 40,374.92 = 12,122.75 : x
  2. Step 2: Convert to fraction form
    26,916.59/40,374.92 = 12,122.75/x
  3. Step 3: Cross multiply
    26,916.59x = 40,374.92 × 12,122.75
  4. Step 4: Simplify right side
    26,916.59x = 489,454,798.94
  5. Step 5: Solve for x
    x = 489,454,798.94/26,916.59
  6. Step 6: Final answer
    x = 18,184.13

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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.