Home / 49,440.41-68,239.98-28,231.98

Finding the Fourth Proportional to 49,440.41, 68,239.98 and 28,231.98

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Solution

The fourth proportional to 49,440.41, 68,239.98 and 28,231.98 is: 38,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,440.41 : 68,239.98 = 28,231.98 : x
  2. Step 2: Convert to fraction form
    49,440.41/68,239.98 = 28,231.98/x
  3. Step 3: Cross multiply
    49,440.41x = 68,239.98 × 28,231.98
  4. Step 4: Simplify right side
    49,440.41x = 1,926,549,609.40
  5. Step 5: Solve for x
    x = 1,926,549,609.40/49,440.41
  6. Step 6: Final answer
    x = 38,967.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.