Home / 29,451.62-40,642.81-16,022.99

Finding the Fourth Proportional to 29,451.62, 40,642.81 and 16,022.99

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Solution

The fourth proportional to 29,451.62, 40,642.81 and 16,022.99 is: 22,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.62 : 40,642.81 = 16,022.99 : x
  2. Step 2: Convert to fraction form
    29,451.62/40,642.81 = 16,022.99/x
  3. Step 3: Cross multiply
    29,451.62x = 40,642.81 × 16,022.99
  4. Step 4: Simplify right side
    29,451.62x = 651,219,338.20
  5. Step 5: Solve for x
    x = 651,219,338.20/29,451.62
  6. Step 6: Final answer
    x = 22,111.49

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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.