Home / 31,646.18-47,476.47-16,847.30

Finding the Fourth Proportional to 31,646.18, 47,476.47 and 16,847.30

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Solution

The fourth proportional to 31,646.18, 47,476.47 and 16,847.30 is: 25,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646.18 : 47,476.47 = 16,847.30 : x
  2. Step 2: Convert to fraction form
    31,646.18/47,476.47 = 16,847.30/x
  3. Step 3: Cross multiply
    31,646.18x = 47,476.47 × 16,847.30
  4. Step 4: Simplify right side
    31,646.18x = 799,850,333.03
  5. Step 5: Solve for x
    x = 799,850,333.03/31,646.18
  6. Step 6: Final answer
    x = 25,274.78

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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.