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Finding the Fourth Proportional to 18,297.60, 25,248.01 and 10,746.36

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Solution

The fourth proportional to 18,297.60, 25,248.01 and 10,746.36 is: 14,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.60 : 25,248.01 = 10,746.36 : x
  2. Step 2: Convert to fraction form
    18,297.60/25,248.01 = 10,746.36/x
  3. Step 3: Cross multiply
    18,297.60x = 25,248.01 × 10,746.36
  4. Step 4: Simplify right side
    18,297.60x = 271,324,247.63
  5. Step 5: Solve for x
    x = 271,324,247.63/18,297.60
  6. Step 6: Final answer
    x = 14,828.41

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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.