Home / 40,651.04-60,979.98-15,690.08

Finding the Fourth Proportional to 40,651.04, 60,979.98 and 15,690.08

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Solution

The fourth proportional to 40,651.04, 60,979.98 and 15,690.08 is: 23,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,651.04 : 60,979.98 = 15,690.08 : x
  2. Step 2: Convert to fraction form
    40,651.04/60,979.98 = 15,690.08/x
  3. Step 3: Cross multiply
    40,651.04x = 60,979.98 × 15,690.08
  4. Step 4: Simplify right side
    40,651.04x = 956,780,764.60
  5. Step 5: Solve for x
    x = 956,780,764.60/40,651.04
  6. Step 6: Final answer
    x = 23,536.44

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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.