Home / 18,541.67-25,587.53-10,043.89

Finding the Fourth Proportional to 18,541.67, 25,587.53 and 10,043.89

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Solution

The fourth proportional to 18,541.67, 25,587.53 and 10,043.89 is: 13,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.67 : 25,587.53 = 10,043.89 : x
  2. Step 2: Convert to fraction form
    18,541.67/25,587.53 = 10,043.89/x
  3. Step 3: Cross multiply
    18,541.67x = 25,587.53 × 10,043.89
  4. Step 4: Simplify right side
    18,541.67x = 256,998,336.69
  5. Step 5: Solve for x
    x = 256,998,336.69/18,541.67
  6. Step 6: Final answer
    x = 13,860.58

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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.