Home / 18,242.24-25,176.62-10,287.02

Finding the Fourth Proportional to 18,242.24, 25,176.62 and 10,287.02

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Solution

The fourth proportional to 18,242.24, 25,176.62 and 10,287.02 is: 14,197.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.24 : 25,176.62 = 10,287.02 : x
  2. Step 2: Convert to fraction form
    18,242.24/25,176.62 = 10,287.02/x
  3. Step 3: Cross multiply
    18,242.24x = 25,176.62 × 10,287.02
  4. Step 4: Simplify right side
    18,242.24x = 258,992,482.13
  5. Step 5: Solve for x
    x = 258,992,482.13/18,242.24
  6. Step 6: Final answer
    x = 14,197.41

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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.