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Finding the Fourth Proportional to 23,809.55, 35,719.32 and 9,018.14

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Solution

The fourth proportional to 23,809.55, 35,719.32 and 9,018.14 is: 13,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.55 : 35,719.32 = 9,018.14 : x
  2. Step 2: Convert to fraction form
    23,809.55/35,719.32 = 9,018.14/x
  3. Step 3: Cross multiply
    23,809.55x = 35,719.32 × 9,018.14
  4. Step 4: Simplify right side
    23,809.55x = 322,121,828.46
  5. Step 5: Solve for x
    x = 322,121,828.46/23,809.55
  6. Step 6: Final answer
    x = 13,529.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.