Home / 28,888.24-43,336.01-9,916.57

Finding the Fourth Proportional to 28,888.24, 43,336.01 and 9,916.57

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Solution

The fourth proportional to 28,888.24, 43,336.01 and 9,916.57 is: 14,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888.24 : 43,336.01 = 9,916.57 : x
  2. Step 2: Convert to fraction form
    28,888.24/43,336.01 = 9,916.57/x
  3. Step 3: Cross multiply
    28,888.24x = 43,336.01 × 9,916.57
  4. Step 4: Simplify right side
    28,888.24x = 429,744,749.64
  5. Step 5: Solve for x
    x = 429,744,749.64/28,888.24
  6. Step 6: Final answer
    x = 14,876.11

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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.