Home / 26,840.60-40,272.28-14,357.38

Finding the Fourth Proportional to 26,840.60, 40,272.28 and 14,357.38

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Solution

The fourth proportional to 26,840.60, 40,272.28 and 14,357.38 is: 21,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.60 : 40,272.28 = 14,357.38 : x
  2. Step 2: Convert to fraction form
    26,840.60/40,272.28 = 14,357.38/x
  3. Step 3: Cross multiply
    26,840.60x = 40,272.28 × 14,357.38
  4. Step 4: Simplify right side
    26,840.60x = 578,204,427.43
  5. Step 5: Solve for x
    x = 578,204,427.43/26,840.60
  6. Step 6: Final answer
    x = 21,542.16

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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.