Home / 27,295.96-37,670.64-15,358.60

Finding the Fourth Proportional to 27,295.96, 37,670.64 and 15,358.60

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Solution

The fourth proportional to 27,295.96, 37,670.64 and 15,358.60 is: 21,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.96 : 37,670.64 = 15,358.60 : x
  2. Step 2: Convert to fraction form
    27,295.96/37,670.64 = 15,358.60/x
  3. Step 3: Cross multiply
    27,295.96x = 37,670.64 × 15,358.60
  4. Step 4: Simplify right side
    27,295.96x = 578,568,291.50
  5. Step 5: Solve for x
    x = 578,568,291.50/27,295.96
  6. Step 6: Final answer
    x = 21,196.11

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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.