Home / 22,006.40-33,009.60-21,714.80

Finding the Fourth Proportional to 22,006.40, 33,009.60 and 21,714.80

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Solution

The fourth proportional to 22,006.40, 33,009.60 and 21,714.80 is: 32,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.40 : 33,009.60 = 21,714.80 : x
  2. Step 2: Convert to fraction form
    22,006.40/33,009.60 = 21,714.80/x
  3. Step 3: Cross multiply
    22,006.40x = 33,009.60 × 21,714.80
  4. Step 4: Simplify right side
    22,006.40x = 716,796,862.08
  5. Step 5: Solve for x
    x = 716,796,862.08/22,006.40
  6. Step 6: Final answer
    x = 32,572.20

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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.