Home / 40,769.11-61,159.34-14,467.60

Finding the Fourth Proportional to 40,769.11, 61,159.34 and 14,467.60

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Solution

The fourth proportional to 40,769.11, 61,159.34 and 14,467.60 is: 21,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,769.11 : 61,159.34 = 14,467.60 : x
  2. Step 2: Convert to fraction form
    40,769.11/61,159.34 = 14,467.60/x
  3. Step 3: Cross multiply
    40,769.11x = 61,159.34 × 14,467.60
  4. Step 4: Simplify right side
    40,769.11x = 884,828,795.05
  5. Step 5: Solve for x
    x = 884,828,795.05/40,769.11
  6. Step 6: Final answer
    x = 21,703.41

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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.