Home / 14,761.80-22,155.66-8,195.40

Finding the Fourth Proportional to 14,761.80, 22,155.66 and 8,195.40

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Solution

The fourth proportional to 14,761.80, 22,155.66 and 8,195.40 is: 12,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.80 : 22,155.66 = 8,195.40 : x
  2. Step 2: Convert to fraction form
    14,761.80/22,155.66 = 8,195.40/x
  3. Step 3: Cross multiply
    14,761.80x = 22,155.66 × 8,195.40
  4. Step 4: Simplify right side
    14,761.80x = 181,574,495.96
  5. Step 5: Solve for x
    x = 181,574,495.96/14,761.80
  6. Step 6: Final answer
    x = 12,300.30

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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.