Home / 14,535.08-21,809.82-5,769.80

Finding the Fourth Proportional to 14,535.08, 21,809.82 and 5,769.80

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Solution

The fourth proportional to 14,535.08, 21,809.82 and 5,769.80 is: 8,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.08 : 21,809.82 = 5,769.80 : x
  2. Step 2: Convert to fraction form
    14,535.08/21,809.82 = 5,769.80/x
  3. Step 3: Cross multiply
    14,535.08x = 21,809.82 × 5,769.80
  4. Step 4: Simplify right side
    14,535.08x = 125,838,161.54
  5. Step 5: Solve for x
    x = 125,838,161.54/14,535.08
  6. Step 6: Final answer
    x = 8,657.55

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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.