Home / 30,020.29-41,425.27-17,270.08

Finding the Fourth Proportional to 30,020.29, 41,425.27 and 17,270.08

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Solution

The fourth proportional to 30,020.29, 41,425.27 and 17,270.08 is: 23,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020.29 : 41,425.27 = 17,270.08 : x
  2. Step 2: Convert to fraction form
    30,020.29/41,425.27 = 17,270.08/x
  3. Step 3: Cross multiply
    30,020.29x = 41,425.27 × 17,270.08
  4. Step 4: Simplify right side
    30,020.29x = 715,417,726.92
  5. Step 5: Solve for x
    x = 715,417,726.92/30,020.29
  6. Step 6: Final answer
    x = 23,831.14

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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.