Home / 31,476.54-47,214.93-11,754.89

Finding the Fourth Proportional to 31,476.54, 47,214.93 and 11,754.89

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Solution

The fourth proportional to 31,476.54, 47,214.93 and 11,754.89 is: 17,632.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.54 : 47,214.93 = 11,754.89 : x
  2. Step 2: Convert to fraction form
    31,476.54/47,214.93 = 11,754.89/x
  3. Step 3: Cross multiply
    31,476.54x = 47,214.93 × 11,754.89
  4. Step 4: Simplify right side
    31,476.54x = 555,006,072.43
  5. Step 5: Solve for x
    x = 555,006,072.43/31,476.54
  6. Step 6: Final answer
    x = 17,632.37

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1.5x scale

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.