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Finding the Fourth Proportional to 48,887.76, 73,331.91 and 17,722.20

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Solution

The fourth proportional to 48,887.76, 73,331.91 and 17,722.20 is: 26,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887.76 : 73,331.91 = 17,722.20 : x
  2. Step 2: Convert to fraction form
    48,887.76/73,331.91 = 17,722.20/x
  3. Step 3: Cross multiply
    48,887.76x = 73,331.91 × 17,722.20
  4. Step 4: Simplify right side
    48,887.76x = 1,299,602,775.40
  5. Step 5: Solve for x
    x = 1,299,602,775.40/48,887.76
  6. Step 6: Final answer
    x = 26,583.40

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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.