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Finding the Fourth Proportional to 48,835.71, 73,203.75 and 19,241.55

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Solution

The fourth proportional to 48,835.71, 73,203.75 and 19,241.55 is: 28,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,835.71 : 73,203.75 = 19,241.55 : x
  2. Step 2: Convert to fraction form
    48,835.71/73,203.75 = 19,241.55/x
  3. Step 3: Cross multiply
    48,835.71x = 73,203.75 × 19,241.55
  4. Step 4: Simplify right side
    48,835.71x = 1,408,553,615.81
  5. Step 5: Solve for x
    x = 1,408,553,615.81/48,835.71
  6. Step 6: Final answer
    x = 28,842.70

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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.