Home / 19,656.42-27,125.05-10,703.90

Finding the Fourth Proportional to 19,656.42, 27,125.05 and 10,703.90

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Solution

The fourth proportional to 19,656.42, 27,125.05 and 10,703.90 is: 14,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.42 : 27,125.05 = 10,703.90 : x
  2. Step 2: Convert to fraction form
    19,656.42/27,125.05 = 10,703.90/x
  3. Step 3: Cross multiply
    19,656.42x = 27,125.05 × 10,703.90
  4. Step 4: Simplify right side
    19,656.42x = 290,343,633.55
  5. Step 5: Solve for x
    x = 290,343,633.55/19,656.42
  6. Step 6: Final answer
    x = 14,770.93

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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.