Home / 33,061.68-45,607.23-20,940.26

Finding the Fourth Proportional to 33,061.68, 45,607.23 and 20,940.26

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Solution

The fourth proportional to 33,061.68, 45,607.23 and 20,940.26 is: 28,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,061.68 : 45,607.23 = 20,940.26 : x
  2. Step 2: Convert to fraction form
    33,061.68/45,607.23 = 20,940.26/x
  3. Step 3: Cross multiply
    33,061.68x = 45,607.23 × 20,940.26
  4. Step 4: Simplify right side
    33,061.68x = 955,027,026.04
  5. Step 5: Solve for x
    x = 955,027,026.04/33,061.68
  6. Step 6: Final answer
    x = 28,886.22

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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.