Home / 31,895.66-47,827.41-9,704.78

Finding the Fourth Proportional to 31,895.66, 47,827.41 and 9,704.78

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Solution

The fourth proportional to 31,895.66, 47,827.41 and 9,704.78 is: 14,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895.66 : 47,827.41 = 9,704.78 : x
  2. Step 2: Convert to fraction form
    31,895.66/47,827.41 = 9,704.78/x
  3. Step 3: Cross multiply
    31,895.66x = 47,827.41 × 9,704.78
  4. Step 4: Simplify right side
    31,895.66x = 464,154,492.02
  5. Step 5: Solve for x
    x = 464,154,492.02/31,895.66
  6. Step 6: Final answer
    x = 14,552.28

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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.