Home / 52,395.21-78,548.72-22,790.74

Finding the Fourth Proportional to 52,395.21, 78,548.72 and 22,790.74

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Solution

The fourth proportional to 52,395.21, 78,548.72 and 22,790.74 is: 34,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,395.21 : 78,548.72 = 22,790.74 : x
  2. Step 2: Convert to fraction form
    52,395.21/78,548.72 = 22,790.74/x
  3. Step 3: Cross multiply
    52,395.21x = 78,548.72 × 22,790.74
  4. Step 4: Simplify right side
    52,395.21x = 1,790,183,454.85
  5. Step 5: Solve for x
    x = 1,790,183,454.85/52,395.21
  6. Step 6: Final answer
    x = 34,166.93

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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.