Home / 52,715.22-72,745.19-30,061.50

Finding the Fourth Proportional to 52,715.22, 72,745.19 and 30,061.50

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Solution

The fourth proportional to 52,715.22, 72,745.19 and 30,061.50 is: 41,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,715.22 : 72,745.19 = 30,061.50 : x
  2. Step 2: Convert to fraction form
    52,715.22/72,745.19 = 30,061.50/x
  3. Step 3: Cross multiply
    52,715.22x = 72,745.19 × 30,061.50
  4. Step 4: Simplify right side
    52,715.22x = 2,186,829,378.88
  5. Step 5: Solve for x
    x = 2,186,829,378.88/52,715.22
  6. Step 6: Final answer
    x = 41,483.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.