Home / 18,563.10-25,616.76-10,496.63

Finding the Fourth Proportional to 18,563.10, 25,616.76 and 10,496.63

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Solution

The fourth proportional to 18,563.10, 25,616.76 and 10,496.63 is: 14,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.10 : 25,616.76 = 10,496.63 : x
  2. Step 2: Convert to fraction form
    18,563.10/25,616.76 = 10,496.63/x
  3. Step 3: Cross multiply
    18,563.10x = 25,616.76 × 10,496.63
  4. Step 4: Simplify right side
    18,563.10x = 268,889,523.44
  5. Step 5: Solve for x
    x = 268,889,523.44/18,563.10
  6. Step 6: Final answer
    x = 14,485.16

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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.