Home / 33,124.16-45,712.94-18,977.04

Finding the Fourth Proportional to 33,124.16, 45,712.94 and 18,977.04

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Solution

The fourth proportional to 33,124.16, 45,712.94 and 18,977.04 is: 26,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.16 : 45,712.94 = 18,977.04 : x
  2. Step 2: Convert to fraction form
    33,124.16/45,712.94 = 18,977.04/x
  3. Step 3: Cross multiply
    33,124.16x = 45,712.94 × 18,977.04
  4. Step 4: Simplify right side
    33,124.16x = 867,496,196.01
  5. Step 5: Solve for x
    x = 867,496,196.01/33,124.16
  6. Step 6: Final answer
    x = 26,189.23

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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.