Home / 35,923.42-49,570.96-20,816.66

Finding the Fourth Proportional to 35,923.42, 49,570.96 and 20,816.66

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Solution

The fourth proportional to 35,923.42, 49,570.96 and 20,816.66 is: 28,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,923.42 : 49,570.96 = 20,816.66 : x
  2. Step 2: Convert to fraction form
    35,923.42/49,570.96 = 20,816.66/x
  3. Step 3: Cross multiply
    35,923.42x = 49,570.96 × 20,816.66
  4. Step 4: Simplify right side
    35,923.42x = 1,031,901,820.19
  5. Step 5: Solve for x
    x = 1,031,901,820.19/35,923.42
  6. Step 6: Final answer
    x = 28,725.04

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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.