Home / 20,011.24-30,034.95-10,659.07

Finding the Fourth Proportional to 20,011.24, 30,034.95 and 10,659.07

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Solution

The fourth proportional to 20,011.24, 30,034.95 and 10,659.07 is: 15,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011.24 : 30,034.95 = 10,659.07 : x
  2. Step 2: Convert to fraction form
    20,011.24/30,034.95 = 10,659.07/x
  3. Step 3: Cross multiply
    20,011.24x = 30,034.95 × 10,659.07
  4. Step 4: Simplify right side
    20,011.24x = 320,144,634.50
  5. Step 5: Solve for x
    x = 320,144,634.50/20,011.24
  6. Step 6: Final answer
    x = 15,998.24

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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.