Home / 33,143.13-45,738.05-18,036.41

Finding the Fourth Proportional to 33,143.13, 45,738.05 and 18,036.41

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Solution

The fourth proportional to 33,143.13, 45,738.05 and 18,036.41 is: 24,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.13 : 45,738.05 = 18,036.41 : x
  2. Step 2: Convert to fraction form
    33,143.13/45,738.05 = 18,036.41/x
  3. Step 3: Cross multiply
    33,143.13x = 45,738.05 × 18,036.41
  4. Step 4: Simplify right side
    33,143.13x = 824,949,903.53
  5. Step 5: Solve for x
    x = 824,949,903.53/33,143.13
  6. Step 6: Final answer
    x = 24,890.52

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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.