Home / 34,895.66-48,155.01-19,789.72

Finding the Fourth Proportional to 34,895.66, 48,155.01 and 19,789.72

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Solution

The fourth proportional to 34,895.66, 48,155.01 and 19,789.72 is: 27,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,895.66 : 48,155.01 = 19,789.72 : x
  2. Step 2: Convert to fraction form
    34,895.66/48,155.01 = 19,789.72/x
  3. Step 3: Cross multiply
    34,895.66x = 48,155.01 × 19,789.72
  4. Step 4: Simplify right side
    34,895.66x = 952,973,969.90
  5. Step 5: Solve for x
    x = 952,973,969.90/34,895.66
  6. Step 6: Final answer
    x = 27,309.24

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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.