Home / 35,180.66-52,715.91-21,106.10

Finding the Fourth Proportional to 35,180.66, 52,715.91 and 21,106.10

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Solution

The fourth proportional to 35,180.66, 52,715.91 and 21,106.10 is: 31,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,180.66 : 52,715.91 = 21,106.10 : x
  2. Step 2: Convert to fraction form
    35,180.66/52,715.91 = 21,106.10/x
  3. Step 3: Cross multiply
    35,180.66x = 52,715.91 × 21,106.10
  4. Step 4: Simplify right side
    35,180.66x = 1,112,627,268.05
  5. Step 5: Solve for x
    x = 1,112,627,268.05/35,180.66
  6. Step 6: Final answer
    x = 31,626.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.