Home / 27,606.02-41,396.81-7,880.09

Finding the Fourth Proportional to 27,606.02, 41,396.81 and 7,880.09

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Solution

The fourth proportional to 27,606.02, 41,396.81 and 7,880.09 is: 11,816.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606.02 : 41,396.81 = 7,880.09 : x
  2. Step 2: Convert to fraction form
    27,606.02/41,396.81 = 7,880.09/x
  3. Step 3: Cross multiply
    27,606.02x = 41,396.81 × 7,880.09
  4. Step 4: Simplify right side
    27,606.02x = 326,210,342.13
  5. Step 5: Solve for x
    x = 326,210,342.13/27,606.02
  6. Step 6: Final answer
    x = 11,816.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.