Home / 21,802.23-32,722.79-10,122.03

Finding the Fourth Proportional to 21,802.23, 32,722.79 and 10,122.03

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Solution

The fourth proportional to 21,802.23, 32,722.79 and 10,122.03 is: 15,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802.23 : 32,722.79 = 10,122.03 : x
  2. Step 2: Convert to fraction form
    21,802.23/32,722.79 = 10,122.03/x
  3. Step 3: Cross multiply
    21,802.23x = 32,722.79 × 10,122.03
  4. Step 4: Simplify right side
    21,802.23x = 331,221,062.06
  5. Step 5: Solve for x
    x = 331,221,062.06/21,802.23
  6. Step 6: Final answer
    x = 15,192.07

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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.