Home / 31,530.87-47,303.73-9,344.43

Finding the Fourth Proportional to 31,530.87, 47,303.73 and 9,344.43

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Solution

The fourth proportional to 31,530.87, 47,303.73 and 9,344.43 is: 14,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530.87 : 47,303.73 = 9,344.43 : x
  2. Step 2: Convert to fraction form
    31,530.87/47,303.73 = 9,344.43/x
  3. Step 3: Cross multiply
    31,530.87x = 47,303.73 × 9,344.43
  4. Step 4: Simplify right side
    31,530.87x = 442,026,393.72
  5. Step 5: Solve for x
    x = 442,026,393.72/31,530.87
  6. Step 6: Final answer
    x = 14,018.85

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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.