Home / 26,922.90-40,384.56-10,278.48

Finding the Fourth Proportional to 26,922.90, 40,384.56 and 10,278.48

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Solution

The fourth proportional to 26,922.90, 40,384.56 and 10,278.48 is: 15,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.90 : 40,384.56 = 10,278.48 : x
  2. Step 2: Convert to fraction form
    26,922.90/40,384.56 = 10,278.48/x
  3. Step 3: Cross multiply
    26,922.90x = 40,384.56 × 10,278.48
  4. Step 4: Simplify right side
    26,922.90x = 415,091,892.27
  5. Step 5: Solve for x
    x = 415,091,892.27/26,922.90
  6. Step 6: Final answer
    x = 15,417.80

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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.