Home / 26,681.58-36,820.23-14,745.12

Finding the Fourth Proportional to 26,681.58, 36,820.23 and 14,745.12

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Solution

The fourth proportional to 26,681.58, 36,820.23 and 14,745.12 is: 20,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.58 : 36,820.23 = 14,745.12 : x
  2. Step 2: Convert to fraction form
    26,681.58/36,820.23 = 14,745.12/x
  3. Step 3: Cross multiply
    26,681.58x = 36,820.23 × 14,745.12
  4. Step 4: Simplify right side
    26,681.58x = 542,918,709.78
  5. Step 5: Solve for x
    x = 542,918,709.78/26,681.58
  6. Step 6: Final answer
    x = 20,348.07

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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.