Home / 31,584.42-47,379.18-10,523.70

Finding the Fourth Proportional to 31,584.42, 47,379.18 and 10,523.70

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Solution

The fourth proportional to 31,584.42, 47,379.18 and 10,523.70 is: 15,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.42 : 47,379.18 = 10,523.70 : x
  2. Step 2: Convert to fraction form
    31,584.42/47,379.18 = 10,523.70/x
  3. Step 3: Cross multiply
    31,584.42x = 47,379.18 × 10,523.70
  4. Step 4: Simplify right side
    31,584.42x = 498,604,276.57
  5. Step 5: Solve for x
    x = 498,604,276.57/31,584.42
  6. Step 6: Final answer
    x = 15,786.40

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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.