Home / 31,750.62-47,625.63-19,274.10

Finding the Fourth Proportional to 31,750.62, 47,625.63 and 19,274.10

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Solution

The fourth proportional to 31,750.62, 47,625.63 and 19,274.10 is: 28,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750.62 : 47,625.63 = 19,274.10 : x
  2. Step 2: Convert to fraction form
    31,750.62/47,625.63 = 19,274.10/x
  3. Step 3: Cross multiply
    31,750.62x = 47,625.63 × 19,274.10
  4. Step 4: Simplify right side
    31,750.62x = 917,941,155.18
  5. Step 5: Solve for x
    x = 917,941,155.18/31,750.62
  6. Step 6: Final answer
    x = 28,910.97

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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.