Home / 19,149.03-26,428.04-10,765.53

Finding the Fourth Proportional to 19,149.03, 26,428.04 and 10,765.53

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Solution

The fourth proportional to 19,149.03, 26,428.04 and 10,765.53 is: 14,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.03 : 26,428.04 = 10,765.53 : x
  2. Step 2: Convert to fraction form
    19,149.03/26,428.04 = 10,765.53/x
  3. Step 3: Cross multiply
    19,149.03x = 26,428.04 × 10,765.53
  4. Step 4: Simplify right side
    19,149.03x = 284,511,803.63
  5. Step 5: Solve for x
    x = 284,511,803.63/19,149.03
  6. Step 6: Final answer
    x = 14,857.77

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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.