Home / 31,412.43-47,095.83-14,763.96

Finding the Fourth Proportional to 31,412.43, 47,095.83 and 14,763.96

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Solution

The fourth proportional to 31,412.43, 47,095.83 and 14,763.96 is: 22,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412.43 : 47,095.83 = 14,763.96 : x
  2. Step 2: Convert to fraction form
    31,412.43/47,095.83 = 14,763.96/x
  3. Step 3: Cross multiply
    31,412.43x = 47,095.83 × 14,763.96
  4. Step 4: Simplify right side
    31,412.43x = 695,320,950.29
  5. Step 5: Solve for x
    x = 695,320,950.29/31,412.43
  6. Step 6: Final answer
    x = 22,135.22

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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.