Home / 28,790.74-39,734.45-17,460.77

Finding the Fourth Proportional to 28,790.74, 39,734.45 and 17,460.77

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Solution

The fourth proportional to 28,790.74, 39,734.45 and 17,460.77 is: 24,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790.74 : 39,734.45 = 17,460.77 : x
  2. Step 2: Convert to fraction form
    28,790.74/39,734.45 = 17,460.77/x
  3. Step 3: Cross multiply
    28,790.74x = 39,734.45 × 17,460.77
  4. Step 4: Simplify right side
    28,790.74x = 693,793,872.03
  5. Step 5: Solve for x
    x = 693,793,872.03/28,790.74
  6. Step 6: Final answer
    x = 24,097.81

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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.