Home / 31,703.22-47,522.43-20,632.14

Finding the Fourth Proportional to 31,703.22, 47,522.43 and 20,632.14

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Solution

The fourth proportional to 31,703.22, 47,522.43 and 20,632.14 is: 30,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.22 : 47,522.43 = 20,632.14 : x
  2. Step 2: Convert to fraction form
    31,703.22/47,522.43 = 20,632.14/x
  3. Step 3: Cross multiply
    31,703.22x = 47,522.43 × 20,632.14
  4. Step 4: Simplify right side
    31,703.22x = 980,489,428.90
  5. Step 5: Solve for x
    x = 980,489,428.90/31,703.22
  6. Step 6: Final answer
    x = 30,927.12

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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.