Home / 30,290.67-41,785.47-17,708.13

Finding the Fourth Proportional to 30,290.67, 41,785.47 and 17,708.13

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Solution

The fourth proportional to 30,290.67, 41,785.47 and 17,708.13 is: 24,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.67 : 41,785.47 = 17,708.13 : x
  2. Step 2: Convert to fraction form
    30,290.67/41,785.47 = 17,708.13/x
  3. Step 3: Cross multiply
    30,290.67x = 41,785.47 × 17,708.13
  4. Step 4: Simplify right side
    30,290.67x = 739,942,534.87
  5. Step 5: Solve for x
    x = 739,942,534.87/30,290.67
  6. Step 6: Final answer
    x = 24,428.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.