Home / 27,389.77-41,090.81-8,670.93

Finding the Fourth Proportional to 27,389.77, 41,090.81 and 8,670.93

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Solution

The fourth proportional to 27,389.77, 41,090.81 and 8,670.93 is: 13,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.77 : 41,090.81 = 8,670.93 : x
  2. Step 2: Convert to fraction form
    27,389.77/41,090.81 = 8,670.93/x
  3. Step 3: Cross multiply
    27,389.77x = 41,090.81 × 8,670.93
  4. Step 4: Simplify right side
    27,389.77x = 356,295,619.62
  5. Step 5: Solve for x
    x = 356,295,619.62/27,389.77
  6. Step 6: Final answer
    x = 13,008.35

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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.