Home / 27,389.21-41,095.55-8,670.77

Finding the Fourth Proportional to 27,389.21, 41,095.55 and 8,670.77

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Solution

The fourth proportional to 27,389.21, 41,095.55 and 8,670.77 is: 13,009.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.21 : 41,095.55 = 8,670.77 : x
  2. Step 2: Convert to fraction form
    27,389.21/41,095.55 = 8,670.77/x
  3. Step 3: Cross multiply
    27,389.21x = 41,095.55 × 8,670.77
  4. Step 4: Simplify right side
    27,389.21x = 356,329,813.24
  5. Step 5: Solve for x
    x = 356,329,813.24/27,389.21
  6. Step 6: Final answer
    x = 13,009.86

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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.