Home / 14,505.48-21,759.74-6,186.38

Finding the Fourth Proportional to 14,505.48, 21,759.74 and 6,186.38

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Solution

The fourth proportional to 14,505.48, 21,759.74 and 6,186.38 is: 9,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.48 : 21,759.74 = 6,186.38 : x
  2. Step 2: Convert to fraction form
    14,505.48/21,759.74 = 6,186.38/x
  3. Step 3: Cross multiply
    14,505.48x = 21,759.74 × 6,186.38
  4. Step 4: Simplify right side
    14,505.48x = 134,613,880.61
  5. Step 5: Solve for x
    x = 134,613,880.61/14,505.48
  6. Step 6: Final answer
    x = 9,280.21

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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.