Home / 48,688.60-73,011.30-22,401.40

Finding the Fourth Proportional to 48,688.60, 73,011.30 and 22,401.40

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Solution

The fourth proportional to 48,688.60, 73,011.30 and 22,401.40 is: 33,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,688.60 : 73,011.30 = 22,401.40 : x
  2. Step 2: Convert to fraction form
    48,688.60/73,011.30 = 22,401.40/x
  3. Step 3: Cross multiply
    48,688.60x = 73,011.30 × 22,401.40
  4. Step 4: Simplify right side
    48,688.60x = 1,635,555,335.82
  5. Step 5: Solve for x
    x = 1,635,555,335.82/48,688.60
  6. Step 6: Final answer
    x = 33,592.16

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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.