Home / 26,659.48-36,794.60-20,275.84

Finding the Fourth Proportional to 26,659.48, 36,794.60 and 20,275.84

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Solution

The fourth proportional to 26,659.48, 36,794.60 and 20,275.84 is: 27,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.48 : 36,794.60 = 20,275.84 : x
  2. Step 2: Convert to fraction form
    26,659.48/36,794.60 = 20,275.84/x
  3. Step 3: Cross multiply
    26,659.48x = 36,794.60 × 20,275.84
  4. Step 4: Simplify right side
    26,659.48x = 746,041,422.46
  5. Step 5: Solve for x
    x = 746,041,422.46/26,659.48
  6. Step 6: Final answer
    x = 27,984.10

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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.