Home / 27,398.85-41,085.51-9,866.40

Finding the Fourth Proportional to 27,398.85, 41,085.51 and 9,866.40

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Solution

The fourth proportional to 27,398.85, 41,085.51 and 9,866.40 is: 14,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,398.85 : 41,085.51 = 9,866.40 : x
  2. Step 2: Convert to fraction form
    27,398.85/41,085.51 = 9,866.40/x
  3. Step 3: Cross multiply
    27,398.85x = 41,085.51 × 9,866.40
  4. Step 4: Simplify right side
    27,398.85x = 405,366,075.86
  5. Step 5: Solve for x
    x = 405,366,075.86/27,398.85
  6. Step 6: Final answer
    x = 14,795.00

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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.