Home / 14,069.48-21,098.75-5,299.61

Finding the Fourth Proportional to 14,069.48, 21,098.75 and 5,299.61

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Solution

The fourth proportional to 14,069.48, 21,098.75 and 5,299.61 is: 7,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.48 : 21,098.75 = 5,299.61 : x
  2. Step 2: Convert to fraction form
    14,069.48/21,098.75 = 5,299.61/x
  3. Step 3: Cross multiply
    14,069.48x = 21,098.75 × 5,299.61
  4. Step 4: Simplify right side
    14,069.48x = 111,815,014.50
  5. Step 5: Solve for x
    x = 111,815,014.50/14,069.48
  6. Step 6: Final answer
    x = 7,947.35

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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.