Home / 14,727.55-22,047.92-9,720.69

Finding the Fourth Proportional to 14,727.55, 22,047.92 and 9,720.69

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Solution

The fourth proportional to 14,727.55, 22,047.92 and 9,720.69 is: 14,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.55 : 22,047.92 = 9,720.69 : x
  2. Step 2: Convert to fraction form
    14,727.55/22,047.92 = 9,720.69/x
  3. Step 3: Cross multiply
    14,727.55x = 22,047.92 × 9,720.69
  4. Step 4: Simplify right side
    14,727.55x = 214,320,995.46
  5. Step 5: Solve for x
    x = 214,320,995.46/14,727.55
  6. Step 6: Final answer
    x = 14,552.39

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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.