Home / 27,411.48-41,118.74-8,690.19

Finding the Fourth Proportional to 27,411.48, 41,118.74 and 8,690.19

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Solution

The fourth proportional to 27,411.48, 41,118.74 and 8,690.19 is: 13,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411.48 : 41,118.74 = 8,690.19 : x
  2. Step 2: Convert to fraction form
    27,411.48/41,118.74 = 8,690.19/x
  3. Step 3: Cross multiply
    27,411.48x = 41,118.74 × 8,690.19
  4. Step 4: Simplify right side
    27,411.48x = 357,329,498.10
  5. Step 5: Solve for x
    x = 357,329,498.10/27,411.48
  6. Step 6: Final answer
    x = 13,035.76

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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.