Home / 37,790.40-52,222.68-28,342.56

Finding the Fourth Proportional to 37,790.40, 52,222.68 and 28,342.56

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Solution

The fourth proportional to 37,790.40, 52,222.68 and 28,342.56 is: 39,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,790.40 : 52,222.68 = 28,342.56 : x
  2. Step 2: Convert to fraction form
    37,790.40/52,222.68 = 28,342.56/x
  3. Step 3: Cross multiply
    37,790.40x = 52,222.68 × 28,342.56
  4. Step 4: Simplify right side
    37,790.40x = 1,480,124,441.26
  5. Step 5: Solve for x
    x = 1,480,124,441.26/37,790.40
  6. Step 6: Final answer
    x = 39,166.68

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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.