Home / 37,772.10-56,656.35-12,809.70

Finding the Fourth Proportional to 37,772.10, 56,656.35 and 12,809.70

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Solution

The fourth proportional to 37,772.10, 56,656.35 and 12,809.70 is: 19,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,772.10 : 56,656.35 = 12,809.70 : x
  2. Step 2: Convert to fraction form
    37,772.10/56,656.35 = 12,809.70/x
  3. Step 3: Cross multiply
    37,772.10x = 56,656.35 × 12,809.70
  4. Step 4: Simplify right side
    37,772.10x = 725,750,846.60
  5. Step 5: Solve for x
    x = 725,750,846.60/37,772.10
  6. Step 6: Final answer
    x = 19,213.94

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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.