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Finding the Fourth Proportional to 45,612.54, 62,946.63 and 25,469.10

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Solution

The fourth proportional to 45,612.54, 62,946.63 and 25,469.10 is: 35,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,612.54 : 62,946.63 = 25,469.10 : x
  2. Step 2: Convert to fraction form
    45,612.54/62,946.63 = 25,469.10/x
  3. Step 3: Cross multiply
    45,612.54x = 62,946.63 × 25,469.10
  4. Step 4: Simplify right side
    45,612.54x = 1,603,194,014.13
  5. Step 5: Solve for x
    x = 1,603,194,014.13/45,612.54
  6. Step 6: Final answer
    x = 35,148.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.