Home / 21,498.35-32,247.52-7,458.39

Finding the Fourth Proportional to 21,498.35, 32,247.52 and 7,458.39

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Solution

The fourth proportional to 21,498.35, 32,247.52 and 7,458.39 is: 11,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498.35 : 32,247.52 = 7,458.39 : x
  2. Step 2: Convert to fraction form
    21,498.35/32,247.52 = 7,458.39/x
  3. Step 3: Cross multiply
    21,498.35x = 32,247.52 × 7,458.39
  4. Step 4: Simplify right side
    21,498.35x = 240,514,562.05
  5. Step 5: Solve for x
    x = 240,514,562.05/21,498.35
  6. Step 6: Final answer
    x = 11,187.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.