Home / 26,223.21-39,326.31-8,688.94

Finding the Fourth Proportional to 26,223.21, 39,326.31 and 8,688.94

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Solution

The fourth proportional to 26,223.21, 39,326.31 and 8,688.94 is: 13,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.21 : 39,326.31 = 8,688.94 : x
  2. Step 2: Convert to fraction form
    26,223.21/39,326.31 = 8,688.94/x
  3. Step 3: Cross multiply
    26,223.21x = 39,326.31 × 8,688.94
  4. Step 4: Simplify right side
    26,223.21x = 341,703,849.70
  5. Step 5: Solve for x
    x = 341,703,849.70/26,223.21
  6. Step 6: Final answer
    x = 13,030.59

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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.