Home / 40,764.78-61,153.24-14,467.32

Finding the Fourth Proportional to 40,764.78, 61,153.24 and 14,467.32

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Solution

The fourth proportional to 40,764.78, 61,153.24 and 14,467.32 is: 21,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.78 : 61,153.24 = 14,467.32 : x
  2. Step 2: Convert to fraction form
    40,764.78/61,153.24 = 14,467.32/x
  3. Step 3: Cross multiply
    40,764.78x = 61,153.24 × 14,467.32
  4. Step 4: Simplify right side
    40,764.78x = 884,723,492.12
  5. Step 5: Solve for x
    x = 884,723,492.12/40,764.78
  6. Step 6: Final answer
    x = 21,703.13

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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.