Home / 26,602.29-39,909.21-13,282.45

Finding the Fourth Proportional to 26,602.29, 39,909.21 and 13,282.45

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Solution

The fourth proportional to 26,602.29, 39,909.21 and 13,282.45 is: 19,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,602.29 : 39,909.21 = 13,282.45 : x
  2. Step 2: Convert to fraction form
    26,602.29/39,909.21 = 13,282.45/x
  3. Step 3: Cross multiply
    26,602.29x = 39,909.21 × 13,282.45
  4. Step 4: Simplify right side
    26,602.29x = 530,092,086.36
  5. Step 5: Solve for x
    x = 530,092,086.36/26,602.29
  6. Step 6: Final answer
    x = 19,926.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.