Home / 23,831.08-35,713.74-17,981.20

Finding the Fourth Proportional to 23,831.08, 35,713.74 and 17,981.20

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Solution

The fourth proportional to 23,831.08, 35,713.74 and 17,981.20 is: 26,946.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.08 : 35,713.74 = 17,981.20 : x
  2. Step 2: Convert to fraction form
    23,831.08/35,713.74 = 17,981.20/x
  3. Step 3: Cross multiply
    23,831.08x = 35,713.74 × 17,981.20
  4. Step 4: Simplify right side
    23,831.08x = 642,175,901.69
  5. Step 5: Solve for x
    x = 642,175,901.69/23,831.08
  6. Step 6: Final answer
    x = 26,946.99

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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.