Home / 18,001.26-24,841.86-10,831.34

Finding the Fourth Proportional to 18,001.26, 24,841.86 and 10,831.34

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Solution

The fourth proportional to 18,001.26, 24,841.86 and 10,831.34 is: 14,947.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.26 : 24,841.86 = 10,831.34 : x
  2. Step 2: Convert to fraction form
    18,001.26/24,841.86 = 10,831.34/x
  3. Step 3: Cross multiply
    18,001.26x = 24,841.86 × 10,831.34
  4. Step 4: Simplify right side
    18,001.26x = 269,070,631.89
  5. Step 5: Solve for x
    x = 269,070,631.89/18,001.26
  6. Step 6: Final answer
    x = 14,947.32

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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.