Home / 26,190.93-39,286.59-7,470.93

Finding the Fourth Proportional to 26,190.93, 39,286.59 and 7,470.93

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Solution

The fourth proportional to 26,190.93, 39,286.59 and 7,470.93 is: 11,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.93 : 39,286.59 = 7,470.93 : x
  2. Step 2: Convert to fraction form
    26,190.93/39,286.59 = 7,470.93/x
  3. Step 3: Cross multiply
    26,190.93x = 39,286.59 × 7,470.93
  4. Step 4: Simplify right side
    26,190.93x = 293,507,326.47
  5. Step 5: Solve for x
    x = 293,507,326.47/26,190.93
  6. Step 6: Final answer
    x = 11,206.45

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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.