Home / 26,505.24-39,768.12-11,703.72

Finding the Fourth Proportional to 26,505.24, 39,768.12 and 11,703.72

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Solution

The fourth proportional to 26,505.24, 39,768.12 and 11,703.72 is: 17,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.24 : 39,768.12 = 11,703.72 : x
  2. Step 2: Convert to fraction form
    26,505.24/39,768.12 = 11,703.72/x
  3. Step 3: Cross multiply
    26,505.24x = 39,768.12 × 11,703.72
  4. Step 4: Simplify right side
    26,505.24x = 465,434,941.41
  5. Step 5: Solve for x
    x = 465,434,941.41/26,505.24
  6. Step 6: Final answer
    x = 17,560.11

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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.