Home / 16,988.92-25,482.48-5,301.28

Finding the Fourth Proportional to 16,988.92, 25,482.48 and 5,301.28

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Solution

The fourth proportional to 16,988.92, 25,482.48 and 5,301.28 is: 7,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.92 : 25,482.48 = 5,301.28 : x
  2. Step 2: Convert to fraction form
    16,988.92/25,482.48 = 5,301.28/x
  3. Step 3: Cross multiply
    16,988.92x = 25,482.48 × 5,301.28
  4. Step 4: Simplify right side
    16,988.92x = 135,089,761.57
  5. Step 5: Solve for x
    x = 135,089,761.57/16,988.92
  6. Step 6: Final answer
    x = 7,951.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.