Home / 58,560.32-80,813.20-31,702.80

Finding the Fourth Proportional to 58,560.32, 80,813.20 and 31,702.80

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Solution

The fourth proportional to 58,560.32, 80,813.20 and 31,702.80 is: 43,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,560.32 : 80,813.20 = 31,702.80 : x
  2. Step 2: Convert to fraction form
    58,560.32/80,813.20 = 31,702.80/x
  3. Step 3: Cross multiply
    58,560.32x = 80,813.20 × 31,702.80
  4. Step 4: Simplify right side
    58,560.32x = 2,562,004,716.96
  5. Step 5: Solve for x
    x = 2,562,004,716.96/58,560.32
  6. Step 6: Final answer
    x = 43,749.84

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1.5x scale

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.