Home / 16,501.55-22,772.03-8,947.80

Finding the Fourth Proportional to 16,501.55, 22,772.03 and 8,947.80

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Solution

The fourth proportional to 16,501.55, 22,772.03 and 8,947.80 is: 12,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,501.55 : 22,772.03 = 8,947.80 : x
  2. Step 2: Convert to fraction form
    16,501.55/22,772.03 = 8,947.80/x
  3. Step 3: Cross multiply
    16,501.55x = 22,772.03 × 8,947.80
  4. Step 4: Simplify right side
    16,501.55x = 203,759,525.30
  5. Step 5: Solve for x
    x = 203,759,525.30/16,501.55
  6. Step 6: Final answer
    x = 12,347.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.