Home / 19,655.73-27,125.10-10,703.34

Finding the Fourth Proportional to 19,655.73, 27,125.10 and 10,703.34

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Solution

The fourth proportional to 19,655.73, 27,125.10 and 10,703.34 is: 14,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.73 : 27,125.10 = 10,703.34 : x
  2. Step 2: Convert to fraction form
    19,655.73/27,125.10 = 10,703.34/x
  3. Step 3: Cross multiply
    19,655.73x = 27,125.10 × 10,703.34
  4. Step 4: Simplify right side
    19,655.73x = 290,329,167.83
  5. Step 5: Solve for x
    x = 290,329,167.83/19,655.73
  6. Step 6: Final answer
    x = 14,770.71

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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.