Home / 19,885.10-29,826.97-5,094.17

Finding the Fourth Proportional to 19,885.10, 29,826.97 and 5,094.17

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Solution

The fourth proportional to 19,885.10, 29,826.97 and 5,094.17 is: 7,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.10 : 29,826.97 = 5,094.17 : x
  2. Step 2: Convert to fraction form
    19,885.10/29,826.97 = 5,094.17/x
  3. Step 3: Cross multiply
    19,885.10x = 29,826.97 × 5,094.17
  4. Step 4: Simplify right side
    19,885.10x = 151,943,481.16
  5. Step 5: Solve for x
    x = 151,943,481.16/19,885.10
  6. Step 6: Final answer
    x = 7,641.07

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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.