Home / 19,758.51-27,266.55-10,805.93

Finding the Fourth Proportional to 19,758.51, 27,266.55 and 10,805.93

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Solution

The fourth proportional to 19,758.51, 27,266.55 and 10,805.93 is: 14,912.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.51 : 27,266.55 = 10,805.93 : x
  2. Step 2: Convert to fraction form
    19,758.51/27,266.55 = 10,805.93/x
  3. Step 3: Cross multiply
    19,758.51x = 27,266.55 × 10,805.93
  4. Step 4: Simplify right side
    19,758.51x = 294,640,294.31
  5. Step 5: Solve for x
    x = 294,640,294.31/19,758.51
  6. Step 6: Final answer
    x = 14,912.07

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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.