Home / 27,091.42-37,386.27-15,154.77

Finding the Fourth Proportional to 27,091.42, 37,386.27 and 15,154.77

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Solution

The fourth proportional to 27,091.42, 37,386.27 and 15,154.77 is: 20,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.42 : 37,386.27 = 15,154.77 : x
  2. Step 2: Convert to fraction form
    27,091.42/37,386.27 = 15,154.77/x
  3. Step 3: Cross multiply
    27,091.42x = 37,386.27 × 15,154.77
  4. Step 4: Simplify right side
    27,091.42x = 566,580,379.37
  5. Step 5: Solve for x
    x = 566,580,379.37/27,091.42
  6. Step 6: Final answer
    x = 20,913.64

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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.