Home / 32,820.52-45,289.56-19,391.08

Finding the Fourth Proportional to 32,820.52, 45,289.56 and 19,391.08

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Solution

The fourth proportional to 32,820.52, 45,289.56 and 19,391.08 is: 26,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820.52 : 45,289.56 = 19,391.08 : x
  2. Step 2: Convert to fraction form
    32,820.52/45,289.56 = 19,391.08/x
  3. Step 3: Cross multiply
    32,820.52x = 45,289.56 × 19,391.08
  4. Step 4: Simplify right side
    32,820.52x = 878,213,481.12
  5. Step 5: Solve for x
    x = 878,213,481.12/32,820.52
  6. Step 6: Final answer
    x = 26,758.06

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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.