Home / 35,348.91-48,784.86-20,242.77

Finding the Fourth Proportional to 35,348.91, 48,784.86 and 20,242.77

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Solution

The fourth proportional to 35,348.91, 48,784.86 and 20,242.77 is: 27,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.91 : 48,784.86 = 20,242.77 : x
  2. Step 2: Convert to fraction form
    35,348.91/48,784.86 = 20,242.77/x
  3. Step 3: Cross multiply
    35,348.91x = 48,784.86 × 20,242.77
  4. Step 4: Simplify right side
    35,348.91x = 987,540,700.46
  5. Step 5: Solve for x
    x = 987,540,700.46/35,348.91
  6. Step 6: Final answer
    x = 27,936.95

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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.