Home / 33,986.91-46,908.65-21,714.47

Finding the Fourth Proportional to 33,986.91, 46,908.65 and 21,714.47

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Solution

The fourth proportional to 33,986.91, 46,908.65 and 21,714.47 is: 29,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.91 : 46,908.65 = 21,714.47 : x
  2. Step 2: Convert to fraction form
    33,986.91/46,908.65 = 21,714.47/x
  3. Step 3: Cross multiply
    33,986.91x = 46,908.65 × 21,714.47
  4. Step 4: Simplify right side
    33,986.91x = 1,018,596,473.17
  5. Step 5: Solve for x
    x = 1,018,596,473.17/33,986.91
  6. Step 6: Final answer
    x = 29,970.26

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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.