Home / 31,230.64-46,864.40-11,522.96

Finding the Fourth Proportional to 31,230.64, 46,864.40 and 11,522.96

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Solution

The fourth proportional to 31,230.64, 46,864.40 and 11,522.96 is: 17,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.64 : 46,864.40 = 11,522.96 : x
  2. Step 2: Convert to fraction form
    31,230.64/46,864.40 = 11,522.96/x
  3. Step 3: Cross multiply
    31,230.64x = 46,864.40 × 11,522.96
  4. Step 4: Simplify right side
    31,230.64x = 540,016,606.62
  5. Step 5: Solve for x
    x = 540,016,606.62/31,230.64
  6. Step 6: Final answer
    x = 17,291.24

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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.