Home / 26,742.60-36,904.26-14,805.66

Finding the Fourth Proportional to 26,742.60, 36,904.26 and 14,805.66

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Solution

The fourth proportional to 26,742.60, 36,904.26 and 14,805.66 is: 20,431.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.60 : 36,904.26 = 14,805.66 : x
  2. Step 2: Convert to fraction form
    26,742.60/36,904.26 = 14,805.66/x
  3. Step 3: Cross multiply
    26,742.60x = 36,904.26 × 14,805.66
  4. Step 4: Simplify right side
    26,742.60x = 546,391,926.11
  5. Step 5: Solve for x
    x = 546,391,926.11/26,742.60
  6. Step 6: Final answer
    x = 20,431.52

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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.