Home / 31,912.02-47,877.84-16,340.58

Finding the Fourth Proportional to 31,912.02, 47,877.84 and 16,340.58

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Solution

The fourth proportional to 31,912.02, 47,877.84 and 16,340.58 is: 24,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.02 : 47,877.84 = 16,340.58 : x
  2. Step 2: Convert to fraction form
    31,912.02/47,877.84 = 16,340.58/x
  3. Step 3: Cross multiply
    31,912.02x = 47,877.84 × 16,340.58
  4. Step 4: Simplify right side
    31,912.02x = 782,351,674.75
  5. Step 5: Solve for x
    x = 782,351,674.75/31,912.02
  6. Step 6: Final answer
    x = 24,515.89

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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.