Home / 31,396.64-47,111.11-17,354.06

Finding the Fourth Proportional to 31,396.64, 47,111.11 and 17,354.06

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Solution

The fourth proportional to 31,396.64, 47,111.11 and 17,354.06 is: 26,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.64 : 47,111.11 = 17,354.06 : x
  2. Step 2: Convert to fraction form
    31,396.64/47,111.11 = 17,354.06/x
  3. Step 3: Cross multiply
    31,396.64x = 47,111.11 × 17,354.06
  4. Step 4: Simplify right side
    31,396.64x = 817,568,794.05
  5. Step 5: Solve for x
    x = 817,568,794.05/31,396.64
  6. Step 6: Final answer
    x = 26,040.01

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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.