Home / 29,490.36-40,696.29-16,914.84

Finding the Fourth Proportional to 29,490.36, 40,696.29 and 16,914.84

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Solution

The fourth proportional to 29,490.36, 40,696.29 and 16,914.84 is: 23,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,490.36 : 40,696.29 = 16,914.84 : x
  2. Step 2: Convert to fraction form
    29,490.36/40,696.29 = 16,914.84/x
  3. Step 3: Cross multiply
    29,490.36x = 40,696.29 × 16,914.84
  4. Step 4: Simplify right side
    29,490.36x = 688,371,233.94
  5. Step 5: Solve for x
    x = 688,371,233.94/29,490.36
  6. Step 6: Final answer
    x = 23,342.25

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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.