Home / 27,802.61-41,716.46-13,776.65

Finding the Fourth Proportional to 27,802.61, 41,716.46 and 13,776.65

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Solution

The fourth proportional to 27,802.61, 41,716.46 and 13,776.65 is: 20,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802.61 : 41,716.46 = 13,776.65 : x
  2. Step 2: Convert to fraction form
    27,802.61/41,716.46 = 13,776.65/x
  3. Step 3: Cross multiply
    27,802.61x = 41,716.46 × 13,776.65
  4. Step 4: Simplify right side
    27,802.61x = 574,713,068.66
  5. Step 5: Solve for x
    x = 574,713,068.66/27,802.61
  6. Step 6: Final answer
    x = 20,671.19

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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.