Home / 18,300.09-25,254.99-10,746.75

Finding the Fourth Proportional to 18,300.09, 25,254.99 and 10,746.75

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Solution

The fourth proportional to 18,300.09, 25,254.99 and 10,746.75 is: 14,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.09 : 25,254.99 = 10,746.75 : x
  2. Step 2: Convert to fraction form
    18,300.09/25,254.99 = 10,746.75/x
  3. Step 3: Cross multiply
    18,300.09x = 25,254.99 × 10,746.75
  4. Step 4: Simplify right side
    18,300.09x = 271,409,063.78
  5. Step 5: Solve for x
    x = 271,409,063.78/18,300.09
  6. Step 6: Final answer
    x = 14,831.02

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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.