Home / 15,017.82-22,519.02-5,154.44

Finding the Fourth Proportional to 15,017.82, 22,519.02 and 5,154.44

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Solution

The fourth proportional to 15,017.82, 22,519.02 and 5,154.44 is: 7,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.82 : 22,519.02 = 5,154.44 : x
  2. Step 2: Convert to fraction form
    15,017.82/22,519.02 = 5,154.44/x
  3. Step 3: Cross multiply
    15,017.82x = 22,519.02 × 5,154.44
  4. Step 4: Simplify right side
    15,017.82x = 116,072,937.45
  5. Step 5: Solve for x
    x = 116,072,937.45/15,017.82
  6. Step 6: Final answer
    x = 7,729.01

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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.