Home / 31,616.41-47,410.57-16,822.21

Finding the Fourth Proportional to 31,616.41, 47,410.57 and 16,822.21

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Solution

The fourth proportional to 31,616.41, 47,410.57 and 16,822.21 is: 25,225.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,616.41 : 47,410.57 = 16,822.21 : x
  2. Step 2: Convert to fraction form
    31,616.41/47,410.57 = 16,822.21/x
  3. Step 3: Cross multiply
    31,616.41x = 47,410.57 × 16,822.21
  4. Step 4: Simplify right side
    31,616.41x = 797,550,564.76
  5. Step 5: Solve for x
    x = 797,550,564.76/31,616.41
  6. Step 6: Final answer
    x = 25,225.84

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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.