Home / 19,758.49-29,637.79-7,273.13

Finding the Fourth Proportional to 19,758.49, 29,637.79 and 7,273.13

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Solution

The fourth proportional to 19,758.49, 29,637.79 and 7,273.13 is: 10,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.49 : 29,637.79 = 7,273.13 : x
  2. Step 2: Convert to fraction form
    19,758.49/29,637.79 = 7,273.13/x
  3. Step 3: Cross multiply
    19,758.49x = 29,637.79 × 7,273.13
  4. Step 4: Simplify right side
    19,758.49x = 215,559,333.21
  5. Step 5: Solve for x
    x = 215,559,333.21/19,758.49
  6. Step 6: Final answer
    x = 10,909.71

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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.