Home / 31,565.06-47,306.67-12,823.14

Finding the Fourth Proportional to 31,565.06, 47,306.67 and 12,823.14

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Solution

The fourth proportional to 31,565.06, 47,306.67 and 12,823.14 is: 19,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,565.06 : 47,306.67 = 12,823.14 : x
  2. Step 2: Convert to fraction form
    31,565.06/47,306.67 = 12,823.14/x
  3. Step 3: Cross multiply
    31,565.06x = 47,306.67 × 12,823.14
  4. Step 4: Simplify right side
    31,565.06x = 606,620,052.34
  5. Step 5: Solve for x
    x = 606,620,052.34/31,565.06
  6. Step 6: Final answer
    x = 19,218.09

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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.