Home / 16,837.80-25,260.30-5,152.20

Finding the Fourth Proportional to 16,837.80, 25,260.30 and 5,152.20

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Solution

The fourth proportional to 16,837.80, 25,260.30 and 5,152.20 is: 7,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,837.80 : 25,260.30 = 5,152.20 : x
  2. Step 2: Convert to fraction form
    16,837.80/25,260.30 = 5,152.20/x
  3. Step 3: Cross multiply
    16,837.80x = 25,260.30 × 5,152.20
  4. Step 4: Simplify right side
    16,837.80x = 130,146,117.66
  5. Step 5: Solve for x
    x = 130,146,117.66/16,837.80
  6. Step 6: Final answer
    x = 7,729.40

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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.