Home / 34,891.30-48,148.97-19,785.34

Finding the Fourth Proportional to 34,891.30, 48,148.97 and 19,785.34

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Solution

The fourth proportional to 34,891.30, 48,148.97 and 19,785.34 is: 27,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.30 : 48,148.97 = 19,785.34 : x
  2. Step 2: Convert to fraction form
    34,891.30/48,148.97 = 19,785.34/x
  3. Step 3: Cross multiply
    34,891.30x = 48,148.97 × 19,785.34
  4. Step 4: Simplify right side
    34,891.30x = 952,643,742.10
  5. Step 5: Solve for x
    x = 952,643,742.10/34,891.30
  6. Step 6: Final answer
    x = 27,303.19

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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.