Home / 26,260.39-39,391.13-14,647.51

Finding the Fourth Proportional to 26,260.39, 39,391.13 and 14,647.51

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Solution

The fourth proportional to 26,260.39, 39,391.13 and 14,647.51 is: 21,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.39 : 39,391.13 = 14,647.51 : x
  2. Step 2: Convert to fraction form
    26,260.39/39,391.13 = 14,647.51/x
  3. Step 3: Cross multiply
    26,260.39x = 39,391.13 × 14,647.51
  4. Step 4: Simplify right side
    26,260.39x = 576,981,970.59
  5. Step 5: Solve for x
    x = 576,981,970.59/26,260.39
  6. Step 6: Final answer
    x = 21,971.57

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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.