Home / 36,673.08-55,009.80-13,298.90

Finding the Fourth Proportional to 36,673.08, 55,009.80 and 13,298.90

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Solution

The fourth proportional to 36,673.08, 55,009.80 and 13,298.90 is: 19,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,673.08 : 55,009.80 = 13,298.90 : x
  2. Step 2: Convert to fraction form
    36,673.08/55,009.80 = 13,298.90/x
  3. Step 3: Cross multiply
    36,673.08x = 55,009.80 × 13,298.90
  4. Step 4: Simplify right side
    36,673.08x = 731,569,829.22
  5. Step 5: Solve for x
    x = 731,569,829.22/36,673.08
  6. Step 6: Final answer
    x = 19,948.42

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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.