Home / 31,768.12-47,656.50-10,993.24

Finding the Fourth Proportional to 31,768.12, 47,656.50 and 10,993.24

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Solution

The fourth proportional to 31,768.12, 47,656.50 and 10,993.24 is: 16,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.12 : 47,656.50 = 10,993.24 : x
  2. Step 2: Convert to fraction form
    31,768.12/47,656.50 = 10,993.24/x
  3. Step 3: Cross multiply
    31,768.12x = 47,656.50 × 10,993.24
  4. Step 4: Simplify right side
    31,768.12x = 523,899,342.06
  5. Step 5: Solve for x
    x = 523,899,342.06/31,768.12
  6. Step 6: Final answer
    x = 16,491.35

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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.