Home / 26,106.28-36,028.44-14,775.78

Finding the Fourth Proportional to 26,106.28, 36,028.44 and 14,775.78

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Solution

The fourth proportional to 26,106.28, 36,028.44 and 14,775.78 is: 20,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106.28 : 36,028.44 = 14,775.78 : x
  2. Step 2: Convert to fraction form
    26,106.28/36,028.44 = 14,775.78/x
  3. Step 3: Cross multiply
    26,106.28x = 36,028.44 × 14,775.78
  4. Step 4: Simplify right side
    26,106.28x = 532,348,303.18
  5. Step 5: Solve for x
    x = 532,348,303.18/26,106.28
  6. Step 6: Final answer
    x = 20,391.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.