Home / 18,156.39-25,058.34-10,199.22

Finding the Fourth Proportional to 18,156.39, 25,058.34 and 10,199.22

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Solution

The fourth proportional to 18,156.39, 25,058.34 and 10,199.22 is: 14,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.39 : 25,058.34 = 10,199.22 : x
  2. Step 2: Convert to fraction form
    18,156.39/25,058.34 = 10,199.22/x
  3. Step 3: Cross multiply
    18,156.39x = 25,058.34 × 10,199.22
  4. Step 4: Simplify right side
    18,156.39x = 255,575,522.49
  5. Step 5: Solve for x
    x = 255,575,522.49/18,156.39
  6. Step 6: Final answer
    x = 14,076.34

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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.