Home / 19,655.62-27,124.61-10,703.09

Finding the Fourth Proportional to 19,655.62, 27,124.61 and 10,703.09

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Solution

The fourth proportional to 19,655.62, 27,124.61 and 10,703.09 is: 14,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.62 : 27,124.61 = 10,703.09 : x
  2. Step 2: Convert to fraction form
    19,655.62/27,124.61 = 10,703.09/x
  3. Step 3: Cross multiply
    19,655.62x = 27,124.61 × 10,703.09
  4. Step 4: Simplify right side
    19,655.62x = 290,317,156.34
  5. Step 5: Solve for x
    x = 290,317,156.34/19,655.62
  6. Step 6: Final answer
    x = 14,770.19

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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.