Home / 31,694.81-47,549.42-16,895.93

Finding the Fourth Proportional to 31,694.81, 47,549.42 and 16,895.93

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Solution

The fourth proportional to 31,694.81, 47,549.42 and 16,895.93 is: 25,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,694.81 : 47,549.42 = 16,895.93 : x
  2. Step 2: Convert to fraction form
    31,694.81/47,549.42 = 16,895.93/x
  3. Step 3: Cross multiply
    31,694.81x = 47,549.42 × 16,895.93
  4. Step 4: Simplify right side
    31,694.81x = 803,391,349.63
  5. Step 5: Solve for x
    x = 803,391,349.63/31,694.81
  6. Step 6: Final answer
    x = 25,347.73

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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.