Home / 31,746.04-47,619.47-21,882.67

Finding the Fourth Proportional to 31,746.04, 47,619.47 and 21,882.67

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Solution

The fourth proportional to 31,746.04, 47,619.47 and 21,882.67 is: 32,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746.04 : 47,619.47 = 21,882.67 : x
  2. Step 2: Convert to fraction form
    31,746.04/47,619.47 = 21,882.67/x
  3. Step 3: Cross multiply
    31,746.04x = 47,619.47 × 21,882.67
  4. Step 4: Simplify right side
    31,746.04x = 1,042,040,919.12
  5. Step 5: Solve for x
    x = 1,042,040,919.12/31,746.04
  6. Step 6: Final answer
    x = 32,824.28

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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.