Home / 38,663.67-53,353.34-22,745.05

Finding the Fourth Proportional to 38,663.67, 53,353.34 and 22,745.05

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Solution

The fourth proportional to 38,663.67, 53,353.34 and 22,745.05 is: 31,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.67 : 53,353.34 = 22,745.05 : x
  2. Step 2: Convert to fraction form
    38,663.67/53,353.34 = 22,745.05/x
  3. Step 3: Cross multiply
    38,663.67x = 53,353.34 × 22,745.05
  4. Step 4: Simplify right side
    38,663.67x = 1,213,524,138.86
  5. Step 5: Solve for x
    x = 1,213,524,138.86/38,663.67
  6. Step 6: Final answer
    x = 31,386.68

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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.