Home / 13,250.70-19,877.94-4,488.12

Finding the Fourth Proportional to 13,250.70, 19,877.94 and 4,488.12

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Solution

The fourth proportional to 13,250.70, 19,877.94 and 4,488.12 is: 6,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.70 : 19,877.94 = 4,488.12 : x
  2. Step 2: Convert to fraction form
    13,250.70/19,877.94 = 4,488.12/x
  3. Step 3: Cross multiply
    13,250.70x = 19,877.94 × 4,488.12
  4. Step 4: Simplify right side
    13,250.70x = 89,214,580.07
  5. Step 5: Solve for x
    x = 89,214,580.07/13,250.70
  6. Step 6: Final answer
    x = 6,732.82

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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.