Home / 18,164.07-25,065.61-10,611.10

Finding the Fourth Proportional to 18,164.07, 25,065.61 and 10,611.10

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Solution

The fourth proportional to 18,164.07, 25,065.61 and 10,611.10 is: 14,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.07 : 25,065.61 = 10,611.10 : x
  2. Step 2: Convert to fraction form
    18,164.07/25,065.61 = 10,611.10/x
  3. Step 3: Cross multiply
    18,164.07x = 25,065.61 × 10,611.10
  4. Step 4: Simplify right side
    18,164.07x = 265,973,568.94
  5. Step 5: Solve for x
    x = 265,973,568.94/18,164.07
  6. Step 6: Final answer
    x = 14,642.84

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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.