Home / 34,808.78-48,035.40-19,701.18

Finding the Fourth Proportional to 34,808.78, 48,035.40 and 19,701.18

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Solution

The fourth proportional to 34,808.78, 48,035.40 and 19,701.18 is: 27,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.78 : 48,035.40 = 19,701.18 : x
  2. Step 2: Convert to fraction form
    34,808.78/48,035.40 = 19,701.18/x
  3. Step 3: Cross multiply
    34,808.78x = 48,035.40 × 19,701.18
  4. Step 4: Simplify right side
    34,808.78x = 946,354,061.77
  5. Step 5: Solve for x
    x = 946,354,061.77/34,808.78
  6. Step 6: Final answer
    x = 27,187.22

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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.