Home / 31,522.98-47,284.40-21,632.24

Finding the Fourth Proportional to 31,522.98, 47,284.40 and 21,632.24

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Solution

The fourth proportional to 31,522.98, 47,284.40 and 21,632.24 is: 32,448.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.98 : 47,284.40 = 21,632.24 : x
  2. Step 2: Convert to fraction form
    31,522.98/47,284.40 = 21,632.24/x
  3. Step 3: Cross multiply
    31,522.98x = 47,284.40 × 21,632.24
  4. Step 4: Simplify right side
    31,522.98x = 1,022,867,489.06
  5. Step 5: Solve for x
    x = 1,022,867,489.06/31,522.98
  6. Step 6: Final answer
    x = 32,448.31

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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.