Home / 17,567.78-26,351.69-4,420.05

Finding the Fourth Proportional to 17,567.78, 26,351.69 and 4,420.05

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Solution

The fourth proportional to 17,567.78, 26,351.69 and 4,420.05 is: 6,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,567.78 : 26,351.69 = 4,420.05 : x
  2. Step 2: Convert to fraction form
    17,567.78/26,351.69 = 4,420.05/x
  3. Step 3: Cross multiply
    17,567.78x = 26,351.69 × 4,420.05
  4. Step 4: Simplify right side
    17,567.78x = 116,475,765.28
  5. Step 5: Solve for x
    x = 116,475,765.28/17,567.78
  6. Step 6: Final answer
    x = 6,630.08

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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.