Home / 17,501.40-26,202.78-15,729.93

Finding the Fourth Proportional to 17,501.40, 26,202.78 and 15,729.93

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Solution

The fourth proportional to 17,501.40, 26,202.78 and 15,729.93 is: 23,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,501.40 : 26,202.78 = 15,729.93 : x
  2. Step 2: Convert to fraction form
    17,501.40/26,202.78 = 15,729.93/x
  3. Step 3: Cross multiply
    17,501.40x = 26,202.78 × 15,729.93
  4. Step 4: Simplify right side
    17,501.40x = 412,167,895.21
  5. Step 5: Solve for x
    x = 412,167,895.21/17,501.40
  6. Step 6: Final answer
    x = 23,550.57

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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.