Home / 12,833.10-19,253.34-5,335.20

Finding the Fourth Proportional to 12,833.10, 19,253.34 and 5,335.20

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Solution

The fourth proportional to 12,833.10, 19,253.34 and 5,335.20 is: 8,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833.10 : 19,253.34 = 5,335.20 : x
  2. Step 2: Convert to fraction form
    12,833.10/19,253.34 = 5,335.20/x
  3. Step 3: Cross multiply
    12,833.10x = 19,253.34 × 5,335.20
  4. Step 4: Simplify right side
    12,833.10x = 102,720,419.57
  5. Step 5: Solve for x
    x = 102,720,419.57/12,833.10
  6. Step 6: Final answer
    x = 8,004.33

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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.