Home / 37,657.64-56,472.05-12,690.97

Finding the Fourth Proportional to 37,657.64, 56,472.05 and 12,690.97

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Solution

The fourth proportional to 37,657.64, 56,472.05 and 12,690.97 is: 19,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,657.64 : 56,472.05 = 12,690.97 : x
  2. Step 2: Convert to fraction form
    37,657.64/56,472.05 = 12,690.97/x
  3. Step 3: Cross multiply
    37,657.64x = 56,472.05 × 12,690.97
  4. Step 4: Simplify right side
    37,657.64x = 716,684,982.94
  5. Step 5: Solve for x
    x = 716,684,982.94/37,657.64
  6. Step 6: Final answer
    x = 19,031.59

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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.