Home / 35,384.33-48,830.11-20,073.80

Finding the Fourth Proportional to 35,384.33, 48,830.11 and 20,073.80

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Solution

The fourth proportional to 35,384.33, 48,830.11 and 20,073.80 is: 27,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.33 : 48,830.11 = 20,073.80 : x
  2. Step 2: Convert to fraction form
    35,384.33/48,830.11 = 20,073.80/x
  3. Step 3: Cross multiply
    35,384.33x = 48,830.11 × 20,073.80
  4. Step 4: Simplify right side
    35,384.33x = 980,205,934.01
  5. Step 5: Solve for x
    x = 980,205,934.01/35,384.33
  6. Step 6: Final answer
    x = 27,701.69

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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.