Home / 37,729.48-56,586.62-11,428.04

Finding the Fourth Proportional to 37,729.48, 56,586.62 and 11,428.04

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Solution

The fourth proportional to 37,729.48, 56,586.62 and 11,428.04 is: 17,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,729.48 : 56,586.62 = 11,428.04 : x
  2. Step 2: Convert to fraction form
    37,729.48/56,586.62 = 11,428.04/x
  3. Step 3: Cross multiply
    37,729.48x = 56,586.62 × 11,428.04
  4. Step 4: Simplify right side
    37,729.48x = 646,674,156.82
  5. Step 5: Solve for x
    x = 646,674,156.82/37,729.48
  6. Step 6: Final answer
    x = 17,139.76

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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.