Home / 37,563.17-56,307.69-20,931.03

Finding the Fourth Proportional to 37,563.17, 56,307.69 and 20,931.03

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Solution

The fourth proportional to 37,563.17, 56,307.69 and 20,931.03 is: 31,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,563.17 : 56,307.69 = 20,931.03 : x
  2. Step 2: Convert to fraction form
    37,563.17/56,307.69 = 20,931.03/x
  3. Step 3: Cross multiply
    37,563.17x = 56,307.69 × 20,931.03
  4. Step 4: Simplify right side
    37,563.17x = 1,178,577,948.62
  5. Step 5: Solve for x
    x = 1,178,577,948.62/37,563.17
  6. Step 6: Final answer
    x = 31,375.90

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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.