Home / 37,679.52-56,479.84-12,710.96

Finding the Fourth Proportional to 37,679.52, 56,479.84 and 12,710.96

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Solution

The fourth proportional to 37,679.52, 56,479.84 and 12,710.96 is: 19,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,679.52 : 56,479.84 = 12,710.96 : x
  2. Step 2: Convert to fraction form
    37,679.52/56,479.84 = 12,710.96/x
  3. Step 3: Cross multiply
    37,679.52x = 56,479.84 × 12,710.96
  4. Step 4: Simplify right side
    37,679.52x = 717,912,987.05
  5. Step 5: Solve for x
    x = 717,912,987.05/37,679.52
  6. Step 6: Final answer
    x = 19,053.14

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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.