Home / 35,854.36-49,465.72-21,702.04

Finding the Fourth Proportional to 35,854.36, 49,465.72 and 21,702.04

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Solution

The fourth proportional to 35,854.36, 49,465.72 and 21,702.04 is: 29,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,854.36 : 49,465.72 = 21,702.04 : x
  2. Step 2: Convert to fraction form
    35,854.36/49,465.72 = 21,702.04/x
  3. Step 3: Cross multiply
    35,854.36x = 49,465.72 × 21,702.04
  4. Step 4: Simplify right side
    35,854.36x = 1,073,507,034.07
  5. Step 5: Solve for x
    x = 1,073,507,034.07/35,854.36
  6. Step 6: Final answer
    x = 29,940.77

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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.