Home / 26,274.06-36,240.15-15,655.50

Finding the Fourth Proportional to 26,274.06, 36,240.15 and 15,655.50

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Solution

The fourth proportional to 26,274.06, 36,240.15 and 15,655.50 is: 21,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.06 : 36,240.15 = 15,655.50 : x
  2. Step 2: Convert to fraction form
    26,274.06/36,240.15 = 15,655.50/x
  3. Step 3: Cross multiply
    26,274.06x = 36,240.15 × 15,655.50
  4. Step 4: Simplify right side
    26,274.06x = 567,357,668.33
  5. Step 5: Solve for x
    x = 567,357,668.33/26,274.06
  6. Step 6: Final answer
    x = 21,593.83

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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.