Home / 35,541.72-49,041.99-20,434.95

Finding the Fourth Proportional to 35,541.72, 49,041.99 and 20,434.95

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Solution

The fourth proportional to 35,541.72, 49,041.99 and 20,434.95 is: 28,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,541.72 : 49,041.99 = 20,434.95 : x
  2. Step 2: Convert to fraction form
    35,541.72/49,041.99 = 20,434.95/x
  3. Step 3: Cross multiply
    35,541.72x = 49,041.99 × 20,434.95
  4. Step 4: Simplify right side
    35,541.72x = 1,002,170,613.55
  5. Step 5: Solve for x
    x = 1,002,170,613.55/35,541.72
  6. Step 6: Final answer
    x = 28,197.02

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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.