Home / 26,439.12-36,486.12-14,503.56

Finding the Fourth Proportional to 26,439.12, 36,486.12 and 14,503.56

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Solution

The fourth proportional to 26,439.12, 36,486.12 and 14,503.56 is: 20,014.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.12 : 36,486.12 = 14,503.56 : x
  2. Step 2: Convert to fraction form
    26,439.12/36,486.12 = 14,503.56/x
  3. Step 3: Cross multiply
    26,439.12x = 36,486.12 × 14,503.56
  4. Step 4: Simplify right side
    26,439.12x = 529,178,630.59
  5. Step 5: Solve for x
    x = 529,178,630.59/26,439.12
  6. Step 6: Final answer
    x = 20,014.99

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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.