Home / 26,790.54-40,180.04-16,916.64

Finding the Fourth Proportional to 26,790.54, 40,180.04 and 16,916.64

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Solution

The fourth proportional to 26,790.54, 40,180.04 and 16,916.64 is: 25,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.54 : 40,180.04 = 16,916.64 : x
  2. Step 2: Convert to fraction form
    26,790.54/40,180.04 = 16,916.64/x
  3. Step 3: Cross multiply
    26,790.54x = 40,180.04 × 16,916.64
  4. Step 4: Simplify right side
    26,790.54x = 679,711,271.87
  5. Step 5: Solve for x
    x = 679,711,271.87/26,790.54
  6. Step 6: Final answer
    x = 25,371.32

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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.