Home / 18,208.17-25,127.21-10,250.37

Finding the Fourth Proportional to 18,208.17, 25,127.21 and 10,250.37

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Solution

The fourth proportional to 18,208.17, 25,127.21 and 10,250.37 is: 14,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.17 : 25,127.21 = 10,250.37 : x
  2. Step 2: Convert to fraction form
    18,208.17/25,127.21 = 10,250.37/x
  3. Step 3: Cross multiply
    18,208.17x = 25,127.21 × 10,250.37
  4. Step 4: Simplify right side
    18,208.17x = 257,563,199.57
  5. Step 5: Solve for x
    x = 257,563,199.57/18,208.17
  6. Step 6: Final answer
    x = 14,145.47

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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.