Home / 19,664.84-27,125.08-11,701.13

Finding the Fourth Proportional to 19,664.84, 27,125.08 and 11,701.13

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Solution

The fourth proportional to 19,664.84, 27,125.08 and 11,701.13 is: 16,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.84 : 27,125.08 = 11,701.13 : x
  2. Step 2: Convert to fraction form
    19,664.84/27,125.08 = 11,701.13/x
  3. Step 3: Cross multiply
    19,664.84x = 27,125.08 × 11,701.13
  4. Step 4: Simplify right side
    19,664.84x = 317,393,922.46
  5. Step 5: Solve for x
    x = 317,393,922.46/19,664.84
  6. Step 6: Final answer
    x = 16,140.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.