Home / 23,458.86-35,006.40-21,363.39

Finding the Fourth Proportional to 23,458.86, 35,006.40 and 21,363.39

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Solution

The fourth proportional to 23,458.86, 35,006.40 and 21,363.39 is: 31,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.86 : 35,006.40 = 21,363.39 : x
  2. Step 2: Convert to fraction form
    23,458.86/35,006.40 = 21,363.39/x
  3. Step 3: Cross multiply
    23,458.86x = 35,006.40 × 21,363.39
  4. Step 4: Simplify right side
    23,458.86x = 747,855,375.70
  5. Step 5: Solve for x
    x = 747,855,375.70/23,458.86
  6. Step 6: Final answer
    x = 31,879.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.