Home / 29,705.32-40,990.62-17,127.64

Finding the Fourth Proportional to 29,705.32, 40,990.62 and 17,127.64

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Solution

The fourth proportional to 29,705.32, 40,990.62 and 17,127.64 is: 23,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,705.32 : 40,990.62 = 17,127.64 : x
  2. Step 2: Convert to fraction form
    29,705.32/40,990.62 = 17,127.64/x
  3. Step 3: Cross multiply
    29,705.32x = 40,990.62 × 17,127.64
  4. Step 4: Simplify right side
    29,705.32x = 702,072,582.74
  5. Step 5: Solve for x
    x = 702,072,582.74/29,705.32
  6. Step 6: Final answer
    x = 23,634.57

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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.