Home / 14,911.98-22,371.62-7,419.06

Finding the Fourth Proportional to 14,911.98, 22,371.62 and 7,419.06

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Solution

The fourth proportional to 14,911.98, 22,371.62 and 7,419.06 is: 11,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.98 : 22,371.62 = 7,419.06 : x
  2. Step 2: Convert to fraction form
    14,911.98/22,371.62 = 7,419.06/x
  3. Step 3: Cross multiply
    14,911.98x = 22,371.62 × 7,419.06
  4. Step 4: Simplify right side
    14,911.98x = 165,976,391.08
  5. Step 5: Solve for x
    x = 165,976,391.08/14,911.98
  6. Step 6: Final answer
    x = 11,130.41

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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.