Home / 20,041.74-27,658.36-10,967.70

Finding the Fourth Proportional to 20,041.74, 27,658.36 and 10,967.70

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Solution

The fourth proportional to 20,041.74, 27,658.36 and 10,967.70 is: 15,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.74 : 27,658.36 = 10,967.70 : x
  2. Step 2: Convert to fraction form
    20,041.74/27,658.36 = 10,967.70/x
  3. Step 3: Cross multiply
    20,041.74x = 27,658.36 × 10,967.70
  4. Step 4: Simplify right side
    20,041.74x = 303,348,594.97
  5. Step 5: Solve for x
    x = 303,348,594.97/20,041.74
  6. Step 6: Final answer
    x = 15,135.84

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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.