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Finding the Fourth Proportional to 48,883.61, 73,326.79 and 17,289.21

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Solution

The fourth proportional to 48,883.61, 73,326.79 and 17,289.21 is: 25,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,883.61 : 73,326.79 = 17,289.21 : x
  2. Step 2: Convert to fraction form
    48,883.61/73,326.79 = 17,289.21/x
  3. Step 3: Cross multiply
    48,883.61x = 73,326.79 × 17,289.21
  4. Step 4: Simplify right side
    48,883.61x = 1,267,762,057.81
  5. Step 5: Solve for x
    x = 1,267,762,057.81/48,883.61
  6. Step 6: Final answer
    x = 25,934.30

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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.