Home / 31,949.63-47,937.66-13,233.47

Finding the Fourth Proportional to 31,949.63, 47,937.66 and 13,233.47

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Solution

The fourth proportional to 31,949.63, 47,937.66 and 13,233.47 is: 19,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.63 : 47,937.66 = 13,233.47 : x
  2. Step 2: Convert to fraction form
    31,949.63/47,937.66 = 13,233.47/x
  3. Step 3: Cross multiply
    31,949.63x = 47,937.66 × 13,233.47
  4. Step 4: Simplify right side
    31,949.63x = 634,381,296.17
  5. Step 5: Solve for x
    x = 634,381,296.17/31,949.63
  6. Step 6: Final answer
    x = 19,855.67

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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.