Home / 34,895.53-48,154.80-19,789.57

Finding the Fourth Proportional to 34,895.53, 48,154.80 and 19,789.57

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Solution

The fourth proportional to 34,895.53, 48,154.80 and 19,789.57 is: 27,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,895.53 : 48,154.80 = 19,789.57 : x
  2. Step 2: Convert to fraction form
    34,895.53/48,154.80 = 19,789.57/x
  3. Step 3: Cross multiply
    34,895.53x = 48,154.80 × 19,789.57
  4. Step 4: Simplify right side
    34,895.53x = 952,962,785.44
  5. Step 5: Solve for x
    x = 952,962,785.44/34,895.53
  6. Step 6: Final answer
    x = 27,309.02

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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.