Home / 26,529.47-36,615.87-15,206.55

Finding the Fourth Proportional to 26,529.47, 36,615.87 and 15,206.55

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Solution

The fourth proportional to 26,529.47, 36,615.87 and 15,206.55 is: 20,988.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529.47 : 36,615.87 = 15,206.55 : x
  2. Step 2: Convert to fraction form
    26,529.47/36,615.87 = 15,206.55/x
  3. Step 3: Cross multiply
    26,529.47x = 36,615.87 × 15,206.55
  4. Step 4: Simplify right side
    26,529.47x = 556,801,057.95
  5. Step 5: Solve for x
    x = 556,801,057.95/26,529.47
  6. Step 6: Final answer
    x = 20,988.02

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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.