Home / 34,008.70-46,913.52-21,721.18

Finding the Fourth Proportional to 34,008.70, 46,913.52 and 21,721.18

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Solution

The fourth proportional to 34,008.70, 46,913.52 and 21,721.18 is: 29,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,008.70 : 46,913.52 = 21,721.18 : x
  2. Step 2: Convert to fraction form
    34,008.70/46,913.52 = 21,721.18/x
  3. Step 3: Cross multiply
    34,008.70x = 46,913.52 × 21,721.18
  4. Step 4: Simplify right side
    34,008.70x = 1,019,017,012.35
  5. Step 5: Solve for x
    x = 1,019,017,012.35/34,008.70
  6. Step 6: Final answer
    x = 29,963.42

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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.