Home / 26,223.82-39,349.38-10,425.47

Finding the Fourth Proportional to 26,223.82, 39,349.38 and 10,425.47

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Solution

The fourth proportional to 26,223.82, 39,349.38 and 10,425.47 is: 15,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.82 : 39,349.38 = 10,425.47 : x
  2. Step 2: Convert to fraction form
    26,223.82/39,349.38 = 10,425.47/x
  3. Step 3: Cross multiply
    26,223.82x = 39,349.38 × 10,425.47
  4. Step 4: Simplify right side
    26,223.82x = 410,235,780.71
  5. Step 5: Solve for x
    x = 410,235,780.71/26,223.82
  6. Step 6: Final answer
    x = 15,643.63

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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.