Home / 33,307.16-49,963.62-13,587.08

Finding the Fourth Proportional to 33,307.16, 49,963.62 and 13,587.08

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Solution

The fourth proportional to 33,307.16, 49,963.62 and 13,587.08 is: 20,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.16 : 49,963.62 = 13,587.08 : x
  2. Step 2: Convert to fraction form
    33,307.16/49,963.62 = 13,587.08/x
  3. Step 3: Cross multiply
    33,307.16x = 49,963.62 × 13,587.08
  4. Step 4: Simplify right side
    33,307.16x = 678,859,702.03
  5. Step 5: Solve for x
    x = 678,859,702.03/33,307.16
  6. Step 6: Final answer
    x = 20,381.79

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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.