Home / 26,645.93-39,945.38-10,864.16

Finding the Fourth Proportional to 26,645.93, 39,945.38 and 10,864.16

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Solution

The fourth proportional to 26,645.93, 39,945.38 and 10,864.16 is: 16,286.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.93 : 39,945.38 = 10,864.16 : x
  2. Step 2: Convert to fraction form
    26,645.93/39,945.38 = 10,864.16/x
  3. Step 3: Cross multiply
    26,645.93x = 39,945.38 × 10,864.16
  4. Step 4: Simplify right side
    26,645.93x = 433,973,038.23
  5. Step 5: Solve for x
    x = 433,973,038.23/26,645.93
  6. Step 6: Final answer
    x = 16,286.65

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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.