Home / 26,191.12-36,142.64-14,254.48

Finding the Fourth Proportional to 26,191.12, 36,142.64 and 14,254.48

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Solution

The fourth proportional to 26,191.12, 36,142.64 and 14,254.48 is: 19,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.12 : 36,142.64 = 14,254.48 : x
  2. Step 2: Convert to fraction form
    26,191.12/36,142.64 = 14,254.48/x
  3. Step 3: Cross multiply
    26,191.12x = 36,142.64 × 14,254.48
  4. Step 4: Simplify right side
    26,191.12x = 515,194,539.03
  5. Step 5: Solve for x
    x = 515,194,539.03/26,191.12
  6. Step 6: Final answer
    x = 19,670.58

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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.