Home / 22,944.40-31,582.56-20,105.04

Finding the Fourth Proportional to 22,944.40, 31,582.56 and 20,105.04

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Solution

The fourth proportional to 22,944.40, 31,582.56 and 20,105.04 is: 27,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,944.40 : 31,582.56 = 20,105.04 : x
  2. Step 2: Convert to fraction form
    22,944.40/31,582.56 = 20,105.04/x
  3. Step 3: Cross multiply
    22,944.40x = 31,582.56 × 20,105.04
  4. Step 4: Simplify right side
    22,944.40x = 634,968,632.10
  5. Step 5: Solve for x
    x = 634,968,632.10/22,944.40
  6. Step 6: Final answer
    x = 27,674.23

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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.