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Finding the Fourth Proportional to 29,916.60, 44,810.10 and 18,252.60

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Solution

The fourth proportional to 29,916.60, 44,810.10 and 18,252.60 is: 27,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,916.60 : 44,810.10 = 18,252.60 : x
  2. Step 2: Convert to fraction form
    29,916.60/44,810.10 = 18,252.60/x
  3. Step 3: Cross multiply
    29,916.60x = 44,810.10 × 18,252.60
  4. Step 4: Simplify right side
    29,916.60x = 817,900,831.26
  5. Step 5: Solve for x
    x = 817,900,831.26/29,916.60
  6. Step 6: Final answer
    x = 27,339.36

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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.