Home / 26,021.48-39,026.82-9,156.74

Finding the Fourth Proportional to 26,021.48, 39,026.82 and 9,156.74

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Solution

The fourth proportional to 26,021.48, 39,026.82 and 9,156.74 is: 13,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.48 : 39,026.82 = 9,156.74 : x
  2. Step 2: Convert to fraction form
    26,021.48/39,026.82 = 9,156.74/x
  3. Step 3: Cross multiply
    26,021.48x = 39,026.82 × 9,156.74
  4. Step 4: Simplify right side
    26,021.48x = 357,358,443.77
  5. Step 5: Solve for x
    x = 357,358,443.77/26,021.48
  6. Step 6: Final answer
    x = 13,733.21

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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.