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Finding the Fourth Proportional to 40,363, 60,544.76 and 14,068.24

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Solution

The fourth proportional to 40,363, 60,544.76 and 14,068.24 is: 21,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,363 : 60,544.76 = 14,068.24 : x
  2. Step 2: Convert to fraction form
    40,363/60,544.76 = 14,068.24/x
  3. Step 3: Cross multiply
    40,363x = 60,544.76 × 14,068.24
  4. Step 4: Simplify right side
    40,363x = 851,758,214.42
  5. Step 5: Solve for x
    x = 851,758,214.42/40,363
  6. Step 6: Final answer
    x = 21,102.45

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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.