Home / 18,206.77-25,125.27-10,249.01

Finding the Fourth Proportional to 18,206.77, 25,125.27 and 10,249.01

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Solution

The fourth proportional to 18,206.77, 25,125.27 and 10,249.01 is: 14,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.77 : 25,125.27 = 10,249.01 : x
  2. Step 2: Convert to fraction form
    18,206.77/25,125.27 = 10,249.01/x
  3. Step 3: Cross multiply
    18,206.77x = 25,125.27 × 10,249.01
  4. Step 4: Simplify right side
    18,206.77x = 257,509,143.48
  5. Step 5: Solve for x
    x = 257,509,143.48/18,206.77
  6. Step 6: Final answer
    x = 14,143.60

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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.