Home / 37,940.13-56,905.20-11,642.67

Finding the Fourth Proportional to 37,940.13, 56,905.20 and 11,642.67

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Solution

The fourth proportional to 37,940.13, 56,905.20 and 11,642.67 is: 17,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,940.13 : 56,905.20 = 11,642.67 : x
  2. Step 2: Convert to fraction form
    37,940.13/56,905.20 = 11,642.67/x
  3. Step 3: Cross multiply
    37,940.13x = 56,905.20 × 11,642.67
  4. Step 4: Simplify right side
    37,940.13x = 662,528,464.88
  5. Step 5: Solve for x
    x = 662,528,464.88/37,940.13
  6. Step 6: Final answer
    x = 17,462.47

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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.