Home / 18,247.47-25,182.37-10,289.52

Finding the Fourth Proportional to 18,247.47, 25,182.37 and 10,289.52

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Solution

The fourth proportional to 18,247.47, 25,182.37 and 10,289.52 is: 14,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.47 : 25,182.37 = 10,289.52 : x
  2. Step 2: Convert to fraction form
    18,247.47/25,182.37 = 10,289.52/x
  3. Step 3: Cross multiply
    18,247.47x = 25,182.37 × 10,289.52
  4. Step 4: Simplify right side
    18,247.47x = 259,114,613.49
  5. Step 5: Solve for x
    x = 259,114,613.49/18,247.47
  6. Step 6: Final answer
    x = 14,200.03

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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.