Home / 18,058.03-24,919.40-10,100.09

Finding the Fourth Proportional to 18,058.03, 24,919.40 and 10,100.09

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Solution

The fourth proportional to 18,058.03, 24,919.40 and 10,100.09 is: 13,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.03 : 24,919.40 = 10,100.09 : x
  2. Step 2: Convert to fraction form
    18,058.03/24,919.40 = 10,100.09/x
  3. Step 3: Cross multiply
    18,058.03x = 24,919.40 × 10,100.09
  4. Step 4: Simplify right side
    18,058.03x = 251,688,270.29
  5. Step 5: Solve for x
    x = 251,688,270.29/18,058.03
  6. Step 6: Final answer
    x = 13,937.75

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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.