Home / 25,100.64-37,656.36-7,572.24

Finding the Fourth Proportional to 25,100.64, 37,656.36 and 7,572.24

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Solution

The fourth proportional to 25,100.64, 37,656.36 and 7,572.24 is: 11,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,100.64 : 37,656.36 = 7,572.24 : x
  2. Step 2: Convert to fraction form
    25,100.64/37,656.36 = 7,572.24/x
  3. Step 3: Cross multiply
    25,100.64x = 37,656.36 × 7,572.24
  4. Step 4: Simplify right side
    25,100.64x = 285,142,995.45
  5. Step 5: Solve for x
    x = 285,142,995.45/25,100.64
  6. Step 6: Final answer
    x = 11,359.99

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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.