Home / 26,646.42-39,969.63-13,502.55

Finding the Fourth Proportional to 26,646.42, 39,969.63 and 13,502.55

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Solution

The fourth proportional to 26,646.42, 39,969.63 and 13,502.55 is: 20,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646.42 : 39,969.63 = 13,502.55 : x
  2. Step 2: Convert to fraction form
    26,646.42/39,969.63 = 13,502.55/x
  3. Step 3: Cross multiply
    26,646.42x = 39,969.63 × 13,502.55
  4. Step 4: Simplify right side
    26,646.42x = 539,691,927.56
  5. Step 5: Solve for x
    x = 539,691,927.56/26,646.42
  6. Step 6: Final answer
    x = 20,253.83

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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.