Home / 23,657.94-35,445.15-21,083.76

Finding the Fourth Proportional to 23,657.94, 35,445.15 and 21,083.76

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Solution

The fourth proportional to 23,657.94, 35,445.15 and 21,083.76 is: 31,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,657.94 : 35,445.15 = 21,083.76 : x
  2. Step 2: Convert to fraction form
    23,657.94/35,445.15 = 21,083.76/x
  3. Step 3: Cross multiply
    23,657.94x = 35,445.15 × 21,083.76
  4. Step 4: Simplify right side
    23,657.94x = 747,317,035.76
  5. Step 5: Solve for x
    x = 747,317,035.76/23,657.94
  6. Step 6: Final answer
    x = 31,588.42

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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.