Home / 23,316.62-34,975.16-18,666.20

Finding the Fourth Proportional to 23,316.62, 34,975.16 and 18,666.20

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Solution

The fourth proportional to 23,316.62, 34,975.16 and 18,666.20 is: 27,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.62 : 34,975.16 = 18,666.20 : x
  2. Step 2: Convert to fraction form
    23,316.62/34,975.16 = 18,666.20/x
  3. Step 3: Cross multiply
    23,316.62x = 34,975.16 × 18,666.20
  4. Step 4: Simplify right side
    23,316.62x = 652,853,331.59
  5. Step 5: Solve for x
    x = 652,853,331.59/23,316.62
  6. Step 6: Final answer
    x = 27,999.48

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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.