Home / 36,000.20-53,959.80-17,289.20

Finding the Fourth Proportional to 36,000.20, 53,959.80 and 17,289.20

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Solution

The fourth proportional to 36,000.20, 53,959.80 and 17,289.20 is: 25,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.20 : 53,959.80 = 17,289.20 : x
  2. Step 2: Convert to fraction form
    36,000.20/53,959.80 = 17,289.20/x
  3. Step 3: Cross multiply
    36,000.20x = 53,959.80 × 17,289.20
  4. Step 4: Simplify right side
    36,000.20x = 932,921,774.16
  5. Step 5: Solve for x
    x = 932,921,774.16/36,000.20
  6. Step 6: Final answer
    x = 25,914.35

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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.