Home / 36,990.07-55,499.07-22,209.29

Finding the Fourth Proportional to 36,990.07, 55,499.07 and 22,209.29

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Solution

The fourth proportional to 36,990.07, 55,499.07 and 22,209.29 is: 33,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,990.07 : 55,499.07 = 22,209.29 : x
  2. Step 2: Convert to fraction form
    36,990.07/55,499.07 = 22,209.29/x
  3. Step 3: Cross multiply
    36,990.07x = 55,499.07 × 22,209.29
  4. Step 4: Simplify right side
    36,990.07x = 1,232,594,829.31
  5. Step 5: Solve for x
    x = 1,232,594,829.31/36,990.07
  6. Step 6: Final answer
    x = 33,322.32

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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.