Home / 18,209.00-25,128.26-10,251.02

Finding the Fourth Proportional to 18,209.00, 25,128.26 and 10,251.02

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Solution

The fourth proportional to 18,209.00, 25,128.26 and 10,251.02 is: 14,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,209.00 : 25,128.26 = 10,251.02 : x
  2. Step 2: Convert to fraction form
    18,209.00/25,128.26 = 10,251.02/x
  3. Step 3: Cross multiply
    18,209.00x = 25,128.26 × 10,251.02
  4. Step 4: Simplify right side
    18,209.00x = 257,590,345.83
  5. Step 5: Solve for x
    x = 257,590,345.83/18,209.00
  6. Step 6: Final answer
    x = 14,146.32

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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.