Home / 15,887.52-23,832.63-4,200.75

Finding the Fourth Proportional to 15,887.52, 23,832.63 and 4,200.75

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Solution

The fourth proportional to 15,887.52, 23,832.63 and 4,200.75 is: 6,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.52 : 23,832.63 = 4,200.75 : x
  2. Step 2: Convert to fraction form
    15,887.52/23,832.63 = 4,200.75/x
  3. Step 3: Cross multiply
    15,887.52x = 23,832.63 × 4,200.75
  4. Step 4: Simplify right side
    15,887.52x = 100,114,920.47
  5. Step 5: Solve for x
    x = 100,114,920.47/15,887.52
  6. Step 6: Final answer
    x = 6,301.48

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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.