Home / 18,589.82-25,652.36-10,630.49

Finding the Fourth Proportional to 18,589.82, 25,652.36 and 10,630.49

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Solution

The fourth proportional to 18,589.82, 25,652.36 and 10,630.49 is: 14,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.82 : 25,652.36 = 10,630.49 : x
  2. Step 2: Convert to fraction form
    18,589.82/25,652.36 = 10,630.49/x
  3. Step 3: Cross multiply
    18,589.82x = 25,652.36 × 10,630.49
  4. Step 4: Simplify right side
    18,589.82x = 272,697,054.77
  5. Step 5: Solve for x
    x = 272,697,054.77/18,589.82
  6. Step 6: Final answer
    x = 14,669.16

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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.