Home / 31,907.02-47,870.34-16,335.58

Finding the Fourth Proportional to 31,907.02, 47,870.34 and 16,335.58

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Solution

The fourth proportional to 31,907.02, 47,870.34 and 16,335.58 is: 24,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,907.02 : 47,870.34 = 16,335.58 : x
  2. Step 2: Convert to fraction form
    31,907.02/47,870.34 = 16,335.58/x
  3. Step 3: Cross multiply
    31,907.02x = 47,870.34 × 16,335.58
  4. Step 4: Simplify right side
    31,907.02x = 781,989,768.70
  5. Step 5: Solve for x
    x = 781,989,768.70/31,907.02
  6. Step 6: Final answer
    x = 24,508.39

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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.