Home / 37,931.84-56,908.80-11,640.44

Finding the Fourth Proportional to 37,931.84, 56,908.80 and 11,640.44

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Solution

The fourth proportional to 37,931.84, 56,908.80 and 11,640.44 is: 17,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931.84 : 56,908.80 = 11,640.44 : x
  2. Step 2: Convert to fraction form
    37,931.84/56,908.80 = 11,640.44/x
  3. Step 3: Cross multiply
    37,931.84x = 56,908.80 × 11,640.44
  4. Step 4: Simplify right side
    37,931.84x = 662,443,471.87
  5. Step 5: Solve for x
    x = 662,443,471.87/37,931.84
  6. Step 6: Final answer
    x = 17,464.05

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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.