Home / 14,316.10-21,480.53-5,551.69

Finding the Fourth Proportional to 14,316.10, 21,480.53 and 5,551.69

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Solution

The fourth proportional to 14,316.10, 21,480.53 and 5,551.69 is: 8,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.10 : 21,480.53 = 5,551.69 : x
  2. Step 2: Convert to fraction form
    14,316.10/21,480.53 = 5,551.69/x
  3. Step 3: Cross multiply
    14,316.10x = 21,480.53 × 5,551.69
  4. Step 4: Simplify right side
    14,316.10x = 119,253,243.60
  5. Step 5: Solve for x
    x = 119,253,243.60/14,316.10
  6. Step 6: Final answer
    x = 8,330.01

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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.