Home / 30,319.32-41,837.80-22,365.92

Finding the Fourth Proportional to 30,319.32, 41,837.80 and 22,365.92

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Solution

The fourth proportional to 30,319.32, 41,837.80 and 22,365.92 is: 30,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.32 : 41,837.80 = 22,365.92 : x
  2. Step 2: Convert to fraction form
    30,319.32/41,837.80 = 22,365.92/x
  3. Step 3: Cross multiply
    30,319.32x = 41,837.80 × 22,365.92
  4. Step 4: Simplify right side
    30,319.32x = 935,740,887.78
  5. Step 5: Solve for x
    x = 935,740,887.78/30,319.32
  6. Step 6: Final answer
    x = 30,862.86

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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.