Home / 31,318.62-46,966.99-14,686.49

Finding the Fourth Proportional to 31,318.62, 46,966.99 and 14,686.49

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Solution

The fourth proportional to 31,318.62, 46,966.99 and 14,686.49 is: 22,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,318.62 : 46,966.99 = 14,686.49 : x
  2. Step 2: Convert to fraction form
    31,318.62/46,966.99 = 14,686.49/x
  3. Step 3: Cross multiply
    31,318.62x = 46,966.99 × 14,686.49
  4. Step 4: Simplify right side
    31,318.62x = 689,780,073.01
  5. Step 5: Solve for x
    x = 689,780,073.01/31,318.62
  6. Step 6: Final answer
    x = 22,024.60

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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.