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Finding the Fourth Proportional to 35,702.91, 53,552.07 and 15,976.17

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Solution

The fourth proportional to 35,702.91, 53,552.07 and 15,976.17 is: 23,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702.91 : 53,552.07 = 15,976.17 : x
  2. Step 2: Convert to fraction form
    35,702.91/53,552.07 = 15,976.17/x
  3. Step 3: Cross multiply
    35,702.91x = 53,552.07 × 15,976.17
  4. Step 4: Simplify right side
    35,702.91x = 855,556,974.17
  5. Step 5: Solve for x
    x = 855,556,974.17/35,702.91
  6. Step 6: Final answer
    x = 23,963.23

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1.5x scale

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.