Home / 22,474.19-30,789.60-21,633.01

Finding the Fourth Proportional to 22,474.19, 30,789.60 and 21,633.01

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Solution

The fourth proportional to 22,474.19, 30,789.60 and 21,633.01 is: 29,637.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474.19 : 30,789.60 = 21,633.01 : x
  2. Step 2: Convert to fraction form
    22,474.19/30,789.60 = 21,633.01/x
  3. Step 3: Cross multiply
    22,474.19x = 30,789.60 × 21,633.01
  4. Step 4: Simplify right side
    22,474.19x = 666,071,688.28
  5. Step 5: Solve for x
    x = 666,071,688.28/22,474.19
  6. Step 6: Final answer
    x = 29,637.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.