Home / 25,987.27-38,983.36-7,267.30

Finding the Fourth Proportional to 25,987.27, 38,983.36 and 7,267.30

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Solution

The fourth proportional to 25,987.27, 38,983.36 and 7,267.30 is: 10,901.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987.27 : 38,983.36 = 7,267.30 : x
  2. Step 2: Convert to fraction form
    25,987.27/38,983.36 = 7,267.30/x
  3. Step 3: Cross multiply
    25,987.27x = 38,983.36 × 7,267.30
  4. Step 4: Simplify right side
    25,987.27x = 283,303,772.13
  5. Step 5: Solve for x
    x = 283,303,772.13/25,987.27
  6. Step 6: Final answer
    x = 10,901.64

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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.