Home / 37,855.20-56,782.80-15,665.52

Finding the Fourth Proportional to 37,855.20, 56,782.80 and 15,665.52

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Solution

The fourth proportional to 37,855.20, 56,782.80 and 15,665.52 is: 23,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.20 : 56,782.80 = 15,665.52 : x
  2. Step 2: Convert to fraction form
    37,855.20/56,782.80 = 15,665.52/x
  3. Step 3: Cross multiply
    37,855.20x = 56,782.80 × 15,665.52
  4. Step 4: Simplify right side
    37,855.20x = 889,532,089.06
  5. Step 5: Solve for x
    x = 889,532,089.06/37,855.20
  6. Step 6: Final answer
    x = 23,498.28

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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.