Home / 29,453.72-40,670.65-27,316.80

Finding the Fourth Proportional to 29,453.72, 40,670.65 and 27,316.80

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Solution

The fourth proportional to 29,453.72, 40,670.65 and 27,316.80 is: 37,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,453.72 : 40,670.65 = 27,316.80 : x
  2. Step 2: Convert to fraction form
    29,453.72/40,670.65 = 27,316.80/x
  3. Step 3: Cross multiply
    29,453.72x = 40,670.65 × 27,316.80
  4. Step 4: Simplify right side
    29,453.72x = 1,110,992,011.92
  5. Step 5: Solve for x
    x = 1,110,992,011.92/29,453.72
  6. Step 6: Final answer
    x = 37,719.92

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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.