Home / 39,924.16-55,094.14-22,019.15

Finding the Fourth Proportional to 39,924.16, 55,094.14 and 22,019.15

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Solution

The fourth proportional to 39,924.16, 55,094.14 and 22,019.15 is: 30,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,924.16 : 55,094.14 = 22,019.15 : x
  2. Step 2: Convert to fraction form
    39,924.16/55,094.14 = 22,019.15/x
  3. Step 3: Cross multiply
    39,924.16x = 55,094.14 × 22,019.15
  4. Step 4: Simplify right side
    39,924.16x = 1,213,126,132.78
  5. Step 5: Solve for x
    x = 1,213,126,132.78/39,924.16
  6. Step 6: Final answer
    x = 30,385.76

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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.