Home / 40,267.72-60,389.27-19,196.65

Finding the Fourth Proportional to 40,267.72, 60,389.27 and 19,196.65

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Solution

The fourth proportional to 40,267.72, 60,389.27 and 19,196.65 is: 28,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.72 : 60,389.27 = 19,196.65 : x
  2. Step 2: Convert to fraction form
    40,267.72/60,389.27 = 19,196.65/x
  3. Step 3: Cross multiply
    40,267.72x = 60,389.27 × 19,196.65
  4. Step 4: Simplify right side
    40,267.72x = 1,159,271,679.95
  5. Step 5: Solve for x
    x = 1,159,271,679.95/40,267.72
  6. Step 6: Final answer
    x = 28,789.11

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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.