Home / 34,908.03-48,169.49-20,758.23

Finding the Fourth Proportional to 34,908.03, 48,169.49 and 20,758.23

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Solution

The fourth proportional to 34,908.03, 48,169.49 and 20,758.23 is: 28,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,908.03 : 48,169.49 = 20,758.23 : x
  2. Step 2: Convert to fraction form
    34,908.03/48,169.49 = 20,758.23/x
  3. Step 3: Cross multiply
    34,908.03x = 48,169.49 × 20,758.23
  4. Step 4: Simplify right side
    34,908.03x = 999,913,248.61
  5. Step 5: Solve for x
    x = 999,913,248.61/34,908.03
  6. Step 6: Final answer
    x = 28,644.22

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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.