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Finding the Fourth Proportional to 32,460.45, 48,776.29 and 17,478.64

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Solution

The fourth proportional to 32,460.45, 48,776.29 and 17,478.64 is: 26,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,460.45 : 48,776.29 = 17,478.64 : x
  2. Step 2: Convert to fraction form
    32,460.45/48,776.29 = 17,478.64/x
  3. Step 3: Cross multiply
    32,460.45x = 48,776.29 × 17,478.64
  4. Step 4: Simplify right side
    32,460.45x = 852,543,213.45
  5. Step 5: Solve for x
    x = 852,543,213.45/32,460.45
  6. Step 6: Final answer
    x = 26,264.06

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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.