Home / 14,579.80-20,109.46-9,535.93

Finding the Fourth Proportional to 14,579.80, 20,109.46 and 9,535.93

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Solution

The fourth proportional to 14,579.80, 20,109.46 and 9,535.93 is: 13,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.80 : 20,109.46 = 9,535.93 : x
  2. Step 2: Convert to fraction form
    14,579.80/20,109.46 = 9,535.93/x
  3. Step 3: Cross multiply
    14,579.80x = 20,109.46 × 9,535.93
  4. Step 4: Simplify right side
    14,579.80x = 191,762,402.90
  5. Step 5: Solve for x
    x = 191,762,402.90/14,579.80
  6. Step 6: Final answer
    x = 13,152.61

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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.