Home / 28,370.35-39,066.57-27,740.96

Finding the Fourth Proportional to 28,370.35, 39,066.57 and 27,740.96

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Solution

The fourth proportional to 28,370.35, 39,066.57 and 27,740.96 is: 38,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,370.35 : 39,066.57 = 27,740.96 : x
  2. Step 2: Convert to fraction form
    28,370.35/39,066.57 = 27,740.96/x
  3. Step 3: Cross multiply
    28,370.35x = 39,066.57 × 27,740.96
  4. Step 4: Simplify right side
    28,370.35x = 1,083,744,155.71
  5. Step 5: Solve for x
    x = 1,083,744,155.71/28,370.35
  6. Step 6: Final answer
    x = 38,199.89

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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.