Home / 43,948.02-65,916.80-11,488.08

Finding the Fourth Proportional to 43,948.02, 65,916.80 and 11,488.08

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Solution

The fourth proportional to 43,948.02, 65,916.80 and 11,488.08 is: 17,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,948.02 : 65,916.80 = 11,488.08 : x
  2. Step 2: Convert to fraction form
    43,948.02/65,916.80 = 11,488.08/x
  3. Step 3: Cross multiply
    43,948.02x = 65,916.80 × 11,488.08
  4. Step 4: Simplify right side
    43,948.02x = 757,257,084.72
  5. Step 5: Solve for x
    x = 757,257,084.72/43,948.02
  6. Step 6: Final answer
    x = 17,230.75

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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.