Home / 19,089.68-26,346.47-11,537.10

Finding the Fourth Proportional to 19,089.68, 26,346.47 and 11,537.10

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Solution

The fourth proportional to 19,089.68, 26,346.47 and 11,537.10 is: 15,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.68 : 26,346.47 = 11,537.10 : x
  2. Step 2: Convert to fraction form
    19,089.68/26,346.47 = 11,537.10/x
  3. Step 3: Cross multiply
    19,089.68x = 26,346.47 × 11,537.10
  4. Step 4: Simplify right side
    19,089.68x = 303,961,801.35
  5. Step 5: Solve for x
    x = 303,961,801.35/19,089.68
  6. Step 6: Final answer
    x = 15,922.84

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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.