Home / 35,125.37-48,476.25-20,977.91

Finding the Fourth Proportional to 35,125.37, 48,476.25 and 20,977.91

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Solution

The fourth proportional to 35,125.37, 48,476.25 and 20,977.91 is: 28,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,125.37 : 48,476.25 = 20,977.91 : x
  2. Step 2: Convert to fraction form
    35,125.37/48,476.25 = 20,977.91/x
  3. Step 3: Cross multiply
    35,125.37x = 48,476.25 × 20,977.91
  4. Step 4: Simplify right side
    35,125.37x = 1,016,930,304.75
  5. Step 5: Solve for x
    x = 1,016,930,304.75/35,125.37
  6. Step 6: Final answer
    x = 28,951.45

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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.