Home / 34,781.73-47,998.86-18,866.25

Finding the Fourth Proportional to 34,781.73, 47,998.86 and 18,866.25

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Solution

The fourth proportional to 34,781.73, 47,998.86 and 18,866.25 is: 26,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,781.73 : 47,998.86 = 18,866.25 : x
  2. Step 2: Convert to fraction form
    34,781.73/47,998.86 = 18,866.25/x
  3. Step 3: Cross multiply
    34,781.73x = 47,998.86 × 18,866.25
  4. Step 4: Simplify right side
    34,781.73x = 905,558,492.48
  5. Step 5: Solve for x
    x = 905,558,492.48/34,781.73
  6. Step 6: Final answer
    x = 26,035.46

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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.