Home / 52,908.10-79,362.87-19,615.30

Finding the Fourth Proportional to 52,908.10, 79,362.87 and 19,615.30

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Solution

The fourth proportional to 52,908.10, 79,362.87 and 19,615.30 is: 29,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.10 : 79,362.87 = 19,615.30 : x
  2. Step 2: Convert to fraction form
    52,908.10/79,362.87 = 19,615.30/x
  3. Step 3: Cross multiply
    52,908.10x = 79,362.87 × 19,615.30
  4. Step 4: Simplify right side
    52,908.10x = 1,556,726,503.91
  5. Step 5: Solve for x
    x = 1,556,726,503.91/52,908.10
  6. Step 6: Final answer
    x = 29,423.22

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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.