Home / 40,981.82-61,427.61-16,017.21

Finding the Fourth Proportional to 40,981.82, 61,427.61 and 16,017.21

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Solution

The fourth proportional to 40,981.82, 61,427.61 and 16,017.21 is: 24,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.82 : 61,427.61 = 16,017.21 : x
  2. Step 2: Convert to fraction form
    40,981.82/61,427.61 = 16,017.21/x
  3. Step 3: Cross multiply
    40,981.82x = 61,427.61 × 16,017.21
  4. Step 4: Simplify right side
    40,981.82x = 983,898,929.17
  5. Step 5: Solve for x
    x = 983,898,929.17/40,981.82
  6. Step 6: Final answer
    x = 24,008.18

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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.