Home / 12,522.99-18,784.45-5,029.95

Finding the Fourth Proportional to 12,522.99, 18,784.45 and 5,029.95

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Solution

The fourth proportional to 12,522.99, 18,784.45 and 5,029.95 is: 7,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.99 : 18,784.45 = 5,029.95 : x
  2. Step 2: Convert to fraction form
    12,522.99/18,784.45 = 5,029.95/x
  3. Step 3: Cross multiply
    12,522.99x = 18,784.45 × 5,029.95
  4. Step 4: Simplify right side
    12,522.99x = 94,484,844.28
  5. Step 5: Solve for x
    x = 94,484,844.28/12,522.99
  6. Step 6: Final answer
    x = 7,544.91

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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.