Home / 19,828.06-27,364.48-10,877.30

Finding the Fourth Proportional to 19,828.06, 27,364.48 and 10,877.30

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Solution

The fourth proportional to 19,828.06, 27,364.48 and 10,877.30 is: 15,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.06 : 27,364.48 = 10,877.30 : x
  2. Step 2: Convert to fraction form
    19,828.06/27,364.48 = 10,877.30/x
  3. Step 3: Cross multiply
    19,828.06x = 27,364.48 × 10,877.30
  4. Step 4: Simplify right side
    19,828.06x = 297,651,658.30
  5. Step 5: Solve for x
    x = 297,651,658.30/19,828.06
  6. Step 6: Final answer
    x = 15,011.64

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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.