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Finding the Fourth Proportional to 29,992.36, 44,980.71 and 8,926.69

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Solution

The fourth proportional to 29,992.36, 44,980.71 and 8,926.69 is: 13,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.36 : 44,980.71 = 8,926.69 : x
  2. Step 2: Convert to fraction form
    29,992.36/44,980.71 = 8,926.69/x
  3. Step 3: Cross multiply
    29,992.36x = 44,980.71 × 8,926.69
  4. Step 4: Simplify right side
    29,992.36x = 401,528,854.15
  5. Step 5: Solve for x
    x = 401,528,854.15/29,992.36
  6. Step 6: Final answer
    x = 13,387.70

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1.5x scale

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.