Home / 33,826.10-46,680.08-18,719.40

Finding the Fourth Proportional to 33,826.10, 46,680.08 and 18,719.40

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Solution

The fourth proportional to 33,826.10, 46,680.08 and 18,719.40 is: 25,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,826.10 : 46,680.08 = 18,719.40 : x
  2. Step 2: Convert to fraction form
    33,826.10/46,680.08 = 18,719.40/x
  3. Step 3: Cross multiply
    33,826.10x = 46,680.08 × 18,719.40
  4. Step 4: Simplify right side
    33,826.10x = 873,823,089.55
  5. Step 5: Solve for x
    x = 873,823,089.55/33,826.10
  6. Step 6: Final answer
    x = 25,832.81

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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.