Home / 27,834.58-38,412.39-15,259.42

Finding the Fourth Proportional to 27,834.58, 38,412.39 and 15,259.42

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Solution

The fourth proportional to 27,834.58, 38,412.39 and 15,259.42 is: 21,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.58 : 38,412.39 = 15,259.42 : x
  2. Step 2: Convert to fraction form
    27,834.58/38,412.39 = 15,259.42/x
  3. Step 3: Cross multiply
    27,834.58x = 38,412.39 × 15,259.42
  4. Step 4: Simplify right side
    27,834.58x = 586,150,792.21
  5. Step 5: Solve for x
    x = 586,150,792.21/27,834.58
  6. Step 6: Final answer
    x = 21,058.37

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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.