Home / 48,035.84-72,063.14-18,451.40

Finding the Fourth Proportional to 48,035.84, 72,063.14 and 18,451.40

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Solution

The fourth proportional to 48,035.84, 72,063.14 and 18,451.40 is: 27,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,035.84 : 72,063.14 = 18,451.40 : x
  2. Step 2: Convert to fraction form
    48,035.84/72,063.14 = 18,451.40/x
  3. Step 3: Cross multiply
    48,035.84x = 72,063.14 × 18,451.40
  4. Step 4: Simplify right side
    48,035.84x = 1,329,665,368.82
  5. Step 5: Solve for x
    x = 1,329,665,368.82/48,035.84
  6. Step 6: Final answer
    x = 27,680.70

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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.