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Finding the Fourth Proportional to 47,009.62, 70,464.59 and 22,028.59

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Solution

The fourth proportional to 47,009.62, 70,464.59 and 22,028.59 is: 33,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.62 : 70,464.59 = 22,028.59 : x
  2. Step 2: Convert to fraction form
    47,009.62/70,464.59 = 22,028.59/x
  3. Step 3: Cross multiply
    47,009.62x = 70,464.59 × 22,028.59
  4. Step 4: Simplify right side
    47,009.62x = 1,552,235,100.16
  5. Step 5: Solve for x
    x = 1,552,235,100.16/47,009.62
  6. Step 6: Final answer
    x = 33,019.52

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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.