Home / 28,926.70-43,357.65-14,881.30

Finding the Fourth Proportional to 28,926.70, 43,357.65 and 14,881.30

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Solution

The fourth proportional to 28,926.70, 43,357.65 and 14,881.30 is: 22,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.70 : 43,357.65 = 14,881.30 : x
  2. Step 2: Convert to fraction form
    28,926.70/43,357.65 = 14,881.30/x
  3. Step 3: Cross multiply
    28,926.70x = 43,357.65 × 14,881.30
  4. Step 4: Simplify right side
    28,926.70x = 645,218,196.95
  5. Step 5: Solve for x
    x = 645,218,196.95/28,926.70
  6. Step 6: Final answer
    x = 22,305.28

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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.