Home / 31,342.43-46,980.62-10,276.98

Finding the Fourth Proportional to 31,342.43, 46,980.62 and 10,276.98

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Solution

The fourth proportional to 31,342.43, 46,980.62 and 10,276.98 is: 15,404.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.43 : 46,980.62 = 10,276.98 : x
  2. Step 2: Convert to fraction form
    31,342.43/46,980.62 = 10,276.98/x
  3. Step 3: Cross multiply
    31,342.43x = 46,980.62 × 10,276.98
  4. Step 4: Simplify right side
    31,342.43x = 482,818,703.10
  5. Step 5: Solve for x
    x = 482,818,703.10/31,342.43
  6. Step 6: Final answer
    x = 15,404.63

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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.