Home / 54,085.09-81,127.69-14,104.04

Finding the Fourth Proportional to 54,085.09, 81,127.69 and 14,104.04

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Solution

The fourth proportional to 54,085.09, 81,127.69 and 14,104.04 is: 21,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,085.09 : 81,127.69 = 14,104.04 : x
  2. Step 2: Convert to fraction form
    54,085.09/81,127.69 = 14,104.04/x
  3. Step 3: Cross multiply
    54,085.09x = 81,127.69 × 14,104.04
  4. Step 4: Simplify right side
    54,085.09x = 1,144,228,200.31
  5. Step 5: Solve for x
    x = 1,144,228,200.31/54,085.09
  6. Step 6: Final answer
    x = 21,156.07

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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.