Home / 19,887.51-29,823.45-7,234.26

Finding the Fourth Proportional to 19,887.51, 29,823.45 and 7,234.26

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Solution

The fourth proportional to 19,887.51, 29,823.45 and 7,234.26 is: 10,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,887.51 : 29,823.45 = 7,234.26 : x
  2. Step 2: Convert to fraction form
    19,887.51/29,823.45 = 7,234.26/x
  3. Step 3: Cross multiply
    19,887.51x = 29,823.45 × 7,234.26
  4. Step 4: Simplify right side
    19,887.51x = 215,750,452.43
  5. Step 5: Solve for x
    x = 215,750,452.43/19,887.51
  6. Step 6: Final answer
    x = 10,848.54

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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.