Home / 18,560.89-25,602.69-11,002.16

Finding the Fourth Proportional to 18,560.89, 25,602.69 and 11,002.16

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Solution

The fourth proportional to 18,560.89, 25,602.69 and 11,002.16 is: 15,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.89 : 25,602.69 = 11,002.16 : x
  2. Step 2: Convert to fraction form
    18,560.89/25,602.69 = 11,002.16/x
  3. Step 3: Cross multiply
    18,560.89x = 25,602.69 × 11,002.16
  4. Step 4: Simplify right side
    18,560.89x = 281,684,914.56
  5. Step 5: Solve for x
    x = 281,684,914.56/18,560.89
  6. Step 6: Final answer
    x = 15,176.26

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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.