Home / 22,002.03-30,356.17-13,495.41

Finding the Fourth Proportional to 22,002.03, 30,356.17 and 13,495.41

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Solution

The fourth proportional to 22,002.03, 30,356.17 and 13,495.41 is: 18,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002.03 : 30,356.17 = 13,495.41 : x
  2. Step 2: Convert to fraction form
    22,002.03/30,356.17 = 13,495.41/x
  3. Step 3: Cross multiply
    22,002.03x = 30,356.17 × 13,495.41
  4. Step 4: Simplify right side
    22,002.03x = 409,668,926.44
  5. Step 5: Solve for x
    x = 409,668,926.44/22,002.03
  6. Step 6: Final answer
    x = 18,619.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.