Home / 31,456.40-47,155.44-16,652.84

Finding the Fourth Proportional to 31,456.40, 47,155.44 and 16,652.84

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Solution

The fourth proportional to 31,456.40, 47,155.44 and 16,652.84 is: 24,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,456.40 : 47,155.44 = 16,652.84 : x
  2. Step 2: Convert to fraction form
    31,456.40/47,155.44 = 16,652.84/x
  3. Step 3: Cross multiply
    31,456.40x = 47,155.44 × 16,652.84
  4. Step 4: Simplify right side
    31,456.40x = 785,271,997.45
  5. Step 5: Solve for x
    x = 785,271,997.45/31,456.40
  6. Step 6: Final answer
    x = 24,963.82

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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.