Home / 15,317.04-22,972.18-7,419.27

Finding the Fourth Proportional to 15,317.04, 22,972.18 and 7,419.27

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Solution

The fourth proportional to 15,317.04, 22,972.18 and 7,419.27 is: 11,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.04 : 22,972.18 = 7,419.27 : x
  2. Step 2: Convert to fraction form
    15,317.04/22,972.18 = 7,419.27/x
  3. Step 3: Cross multiply
    15,317.04x = 22,972.18 × 7,419.27
  4. Step 4: Simplify right side
    15,317.04x = 170,436,805.91
  5. Step 5: Solve for x
    x = 170,436,805.91/15,317.04
  6. Step 6: Final answer
    x = 11,127.27

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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.