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Finding the Fourth Proportional to 19,551.30, 26,980.73 and 10,598.73

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Solution

The fourth proportional to 19,551.30, 26,980.73 and 10,598.73 is: 14,626.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.30 : 26,980.73 = 10,598.73 : x
  2. Step 2: Convert to fraction form
    19,551.30/26,980.73 = 10,598.73/x
  3. Step 3: Cross multiply
    19,551.30x = 26,980.73 × 10,598.73
  4. Step 4: Simplify right side
    19,551.30x = 285,961,472.47
  5. Step 5: Solve for x
    x = 285,961,472.47/19,551.30
  6. Step 6: Final answer
    x = 14,626.21

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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.