Home / 22,022.01-30,389.85-11,950.02

Finding the Fourth Proportional to 22,022.01, 30,389.85 and 11,950.02

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Solution

The fourth proportional to 22,022.01, 30,389.85 and 11,950.02 is: 16,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.01 : 30,389.85 = 11,950.02 : x
  2. Step 2: Convert to fraction form
    22,022.01/30,389.85 = 11,950.02/x
  3. Step 3: Cross multiply
    22,022.01x = 30,389.85 × 11,950.02
  4. Step 4: Simplify right side
    22,022.01x = 363,159,315.30
  5. Step 5: Solve for x
    x = 363,159,315.30/22,022.01
  6. Step 6: Final answer
    x = 16,490.74

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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.