Home / 19,020.52-26,248.40-10,637

Finding the Fourth Proportional to 19,020.52, 26,248.40 and 10,637

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Solution

The fourth proportional to 19,020.52, 26,248.40 and 10,637 is: 14,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.52 : 26,248.40 = 10,637 : x
  2. Step 2: Convert to fraction form
    19,020.52/26,248.40 = 10,637/x
  3. Step 3: Cross multiply
    19,020.52x = 26,248.40 × 10,637
  4. Step 4: Simplify right side
    19,020.52x = 279,204,230.80
  5. Step 5: Solve for x
    x = 279,204,230.80/19,020.52
  6. Step 6: Final answer
    x = 14,679.11

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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.