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Finding the Fourth Proportional to 48,802.48, 73,211 and 15,523.63

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Solution

The fourth proportional to 48,802.48, 73,211 and 15,523.63 is: 23,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,802.48 : 73,211 = 15,523.63 : x
  2. Step 2: Convert to fraction form
    48,802.48/73,211 = 15,523.63/x
  3. Step 3: Cross multiply
    48,802.48x = 73,211 × 15,523.63
  4. Step 4: Simplify right side
    48,802.48x = 1,136,500,475.93
  5. Step 5: Solve for x
    x = 1,136,500,475.93/48,802.48
  6. Step 6: Final answer
    x = 23,287.76

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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.