Home / 28,597.89-39,383.49-25,740.93

Finding the Fourth Proportional to 28,597.89, 39,383.49 and 25,740.93

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Solution

The fourth proportional to 28,597.89, 39,383.49 and 25,740.93 is: 35,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.89 : 39,383.49 = 25,740.93 : x
  2. Step 2: Convert to fraction form
    28,597.89/39,383.49 = 25,740.93/x
  3. Step 3: Cross multiply
    28,597.89x = 39,383.49 × 25,740.93
  4. Step 4: Simplify right side
    28,597.89x = 1,013,767,659.25
  5. Step 5: Solve for x
    x = 1,013,767,659.25/28,597.89
  6. Step 6: Final answer
    x = 35,449.04

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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.