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Finding the Fourth Proportional to 52,491.67, 78,738.87 and 15,050.23

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Solution

The fourth proportional to 52,491.67, 78,738.87 and 15,050.23 is: 22,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.67 : 78,738.87 = 15,050.23 : x
  2. Step 2: Convert to fraction form
    52,491.67/78,738.87 = 15,050.23/x
  3. Step 3: Cross multiply
    52,491.67x = 78,738.87 × 15,050.23
  4. Step 4: Simplify right side
    52,491.67x = 1,185,038,258.30
  5. Step 5: Solve for x
    x = 1,185,038,258.30/52,491.67
  6. Step 6: Final answer
    x = 22,575.74

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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.