Home / 26,681.39-36,821.04-14,745.47

Finding the Fourth Proportional to 26,681.39, 36,821.04 and 14,745.47

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Solution

The fourth proportional to 26,681.39, 36,821.04 and 14,745.47 is: 20,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.39 : 36,821.04 = 14,745.47 : x
  2. Step 2: Convert to fraction form
    26,681.39/36,821.04 = 14,745.47/x
  3. Step 3: Cross multiply
    26,681.39x = 36,821.04 × 14,745.47
  4. Step 4: Simplify right side
    26,681.39x = 542,943,540.69
  5. Step 5: Solve for x
    x = 542,943,540.69/26,681.39
  6. Step 6: Final answer
    x = 20,349.15

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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.