Home / 29,812.64-44,667.24-18,101.12

Finding the Fourth Proportional to 29,812.64, 44,667.24 and 18,101.12

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Solution

The fourth proportional to 29,812.64, 44,667.24 and 18,101.12 is: 27,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,812.64 : 44,667.24 = 18,101.12 : x
  2. Step 2: Convert to fraction form
    29,812.64/44,667.24 = 18,101.12/x
  3. Step 3: Cross multiply
    29,812.64x = 44,667.24 × 18,101.12
  4. Step 4: Simplify right side
    29,812.64x = 808,527,071.31
  5. Step 5: Solve for x
    x = 808,527,071.31/29,812.64
  6. Step 6: Final answer
    x = 27,120.28

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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.