Home / 31,926.94-47,880.20-10,575.74

Finding the Fourth Proportional to 31,926.94, 47,880.20 and 10,575.74

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Solution

The fourth proportional to 31,926.94, 47,880.20 and 10,575.74 is: 15,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.94 : 47,880.20 = 10,575.74 : x
  2. Step 2: Convert to fraction form
    31,926.94/47,880.20 = 10,575.74/x
  3. Step 3: Cross multiply
    31,926.94x = 47,880.20 × 10,575.74
  4. Step 4: Simplify right side
    31,926.94x = 506,368,546.35
  5. Step 5: Solve for x
    x = 506,368,546.35/31,926.94
  6. Step 6: Final answer
    x = 15,860.23

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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.