Home / 31,566.60-47,357.18-9,379.48

Finding the Fourth Proportional to 31,566.60, 47,357.18 and 9,379.48

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Solution

The fourth proportional to 31,566.60, 47,357.18 and 9,379.48 is: 14,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566.60 : 47,357.18 = 9,379.48 : x
  2. Step 2: Convert to fraction form
    31,566.60/47,357.18 = 9,379.48/x
  3. Step 3: Cross multiply
    31,566.60x = 47,357.18 × 9,379.48
  4. Step 4: Simplify right side
    31,566.60x = 444,185,722.67
  5. Step 5: Solve for x
    x = 444,185,722.67/31,566.60
  6. Step 6: Final answer
    x = 14,071.38

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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.