Home / 18,154.80-25,052.85-10,601.55

Finding the Fourth Proportional to 18,154.80, 25,052.85 and 10,601.55

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Solution

The fourth proportional to 18,154.80, 25,052.85 and 10,601.55 is: 14,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.80 : 25,052.85 = 10,601.55 : x
  2. Step 2: Convert to fraction form
    18,154.80/25,052.85 = 10,601.55/x
  3. Step 3: Cross multiply
    18,154.80x = 25,052.85 × 10,601.55
  4. Step 4: Simplify right side
    18,154.80x = 265,599,041.92
  5. Step 5: Solve for x
    x = 265,599,041.92/18,154.80
  6. Step 6: Final answer
    x = 14,629.69

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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.