Home / 45,972.84-68,919.74-15,983.14

Finding the Fourth Proportional to 45,972.84, 68,919.74 and 15,983.14

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Solution

The fourth proportional to 45,972.84, 68,919.74 and 15,983.14 is: 23,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.84 : 68,919.74 = 15,983.14 : x
  2. Step 2: Convert to fraction form
    45,972.84/68,919.74 = 15,983.14/x
  3. Step 3: Cross multiply
    45,972.84x = 68,919.74 × 15,983.14
  4. Step 4: Simplify right side
    45,972.84x = 1,101,553,853.18
  5. Step 5: Solve for x
    x = 1,101,553,853.18/45,972.84
  6. Step 6: Final answer
    x = 23,960.97

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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.