Home / 25,057.32-34,538.80-16,988.36

Finding the Fourth Proportional to 25,057.32, 34,538.80 and 16,988.36

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Solution

The fourth proportional to 25,057.32, 34,538.80 and 16,988.36 is: 23,416.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,057.32 : 34,538.80 = 16,988.36 : x
  2. Step 2: Convert to fraction form
    25,057.32/34,538.80 = 16,988.36/x
  3. Step 3: Cross multiply
    25,057.32x = 34,538.80 × 16,988.36
  4. Step 4: Simplify right side
    25,057.32x = 586,757,568.37
  5. Step 5: Solve for x
    x = 586,757,568.37/25,057.32
  6. Step 6: Final answer
    x = 23,416.61

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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.