Home / 37,409.40-56,046.06-21,779.64

Finding the Fourth Proportional to 37,409.40, 56,046.06 and 21,779.64

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Solution

The fourth proportional to 37,409.40, 56,046.06 and 21,779.64 is: 32,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409.40 : 56,046.06 = 21,779.64 : x
  2. Step 2: Convert to fraction form
    37,409.40/56,046.06 = 21,779.64/x
  3. Step 3: Cross multiply
    37,409.40x = 56,046.06 × 21,779.64
  4. Step 4: Simplify right side
    37,409.40x = 1,220,663,010.22
  5. Step 5: Solve for x
    x = 1,220,663,010.22/37,409.40
  6. Step 6: Final answer
    x = 32,629.85

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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.