Home / 28,926.75-43,373.52-11,387.01

Finding the Fourth Proportional to 28,926.75, 43,373.52 and 11,387.01

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Solution

The fourth proportional to 28,926.75, 43,373.52 and 11,387.01 is: 17,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.75 : 43,373.52 = 11,387.01 : x
  2. Step 2: Convert to fraction form
    28,926.75/43,373.52 = 11,387.01/x
  3. Step 3: Cross multiply
    28,926.75x = 43,373.52 × 11,387.01
  4. Step 4: Simplify right side
    28,926.75x = 493,894,705.98
  5. Step 5: Solve for x
    x = 493,894,705.98/28,926.75
  6. Step 6: Final answer
    x = 17,073.98

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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.