Home / 36,690.99-55,036.48-15,909.63

Finding the Fourth Proportional to 36,690.99, 55,036.48 and 15,909.63

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Solution

The fourth proportional to 36,690.99, 55,036.48 and 15,909.63 is: 23,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.99 : 55,036.48 = 15,909.63 : x
  2. Step 2: Convert to fraction form
    36,690.99/55,036.48 = 15,909.63/x
  3. Step 3: Cross multiply
    36,690.99x = 55,036.48 × 15,909.63
  4. Step 4: Simplify right side
    36,690.99x = 875,610,033.30
  5. Step 5: Solve for x
    x = 875,610,033.30/36,690.99
  6. Step 6: Final answer
    x = 23,864.44

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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.