Home / 22,618.56-33,980.85-21,340.46

Finding the Fourth Proportional to 22,618.56, 33,980.85 and 21,340.46

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Solution

The fourth proportional to 22,618.56, 33,980.85 and 21,340.46 is: 32,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.56 : 33,980.85 = 21,340.46 : x
  2. Step 2: Convert to fraction form
    22,618.56/33,980.85 = 21,340.46/x
  3. Step 3: Cross multiply
    22,618.56x = 33,980.85 × 21,340.46
  4. Step 4: Simplify right side
    22,618.56x = 725,166,970.19
  5. Step 5: Solve for x
    x = 725,166,970.19/22,618.56
  6. Step 6: Final answer
    x = 32,060.70

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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.