Home / 19,367.48-29,056.90-10,012.80

Finding the Fourth Proportional to 19,367.48, 29,056.90 and 10,012.80

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Solution

The fourth proportional to 19,367.48, 29,056.90 and 10,012.80 is: 15,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.48 : 29,056.90 = 10,012.80 : x
  2. Step 2: Convert to fraction form
    19,367.48/29,056.90 = 10,012.80/x
  3. Step 3: Cross multiply
    19,367.48x = 29,056.90 × 10,012.80
  4. Step 4: Simplify right side
    19,367.48x = 290,940,928.32
  5. Step 5: Solve for x
    x = 290,940,928.32/19,367.48
  6. Step 6: Final answer
    x = 15,022.14

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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.