Home / 29,670.59-40,943.72-16,239.17

Finding the Fourth Proportional to 29,670.59, 40,943.72 and 16,239.17

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Solution

The fourth proportional to 29,670.59, 40,943.72 and 16,239.17 is: 22,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.59 : 40,943.72 = 16,239.17 : x
  2. Step 2: Convert to fraction form
    29,670.59/40,943.72 = 16,239.17/x
  3. Step 3: Cross multiply
    29,670.59x = 40,943.72 × 16,239.17
  4. Step 4: Simplify right side
    29,670.59x = 664,891,743.60
  5. Step 5: Solve for x
    x = 664,891,743.60/29,670.59
  6. Step 6: Final answer
    x = 22,409.12

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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.