Home / 25,339.52-37,967.55-8,690.37

Finding the Fourth Proportional to 25,339.52, 37,967.55 and 8,690.37

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Solution

The fourth proportional to 25,339.52, 37,967.55 and 8,690.37 is: 13,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.52 : 37,967.55 = 8,690.37 : x
  2. Step 2: Convert to fraction form
    25,339.52/37,967.55 = 8,690.37/x
  3. Step 3: Cross multiply
    25,339.52x = 37,967.55 × 8,690.37
  4. Step 4: Simplify right side
    25,339.52x = 329,952,057.49
  5. Step 5: Solve for x
    x = 329,952,057.49/25,339.52
  6. Step 6: Final answer
    x = 13,021.25

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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.