Home / 40,363.36-60,529.68-18,460

Finding the Fourth Proportional to 40,363.36, 60,529.68 and 18,460

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Solution

The fourth proportional to 40,363.36, 60,529.68 and 18,460 is: 27,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,363.36 : 60,529.68 = 18,460 : x
  2. Step 2: Convert to fraction form
    40,363.36/60,529.68 = 18,460/x
  3. Step 3: Cross multiply
    40,363.36x = 60,529.68 × 18,460
  4. Step 4: Simplify right side
    40,363.36x = 1,117,377,892.80
  5. Step 5: Solve for x
    x = 1,117,377,892.80/40,363.36
  6. Step 6: Final answer
    x = 27,682.98

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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.