Home / 15,020.52-22,522.68-7,620.36

Finding the Fourth Proportional to 15,020.52, 22,522.68 and 7,620.36

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Solution

The fourth proportional to 15,020.52, 22,522.68 and 7,620.36 is: 11,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020.52 : 22,522.68 = 7,620.36 : x
  2. Step 2: Convert to fraction form
    15,020.52/22,522.68 = 7,620.36/x
  3. Step 3: Cross multiply
    15,020.52x = 22,522.68 × 7,620.36
  4. Step 4: Simplify right side
    15,020.52x = 171,630,929.76
  5. Step 5: Solve for x
    x = 171,630,929.76/15,020.52
  6. Step 6: Final answer
    x = 11,426.43

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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.