Home / 19,053.65-26,285.96-11,977.49

Finding the Fourth Proportional to 19,053.65, 26,285.96 and 11,977.49

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Solution

The fourth proportional to 19,053.65, 26,285.96 and 11,977.49 is: 16,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.65 : 26,285.96 = 11,977.49 : x
  2. Step 2: Convert to fraction form
    19,053.65/26,285.96 = 11,977.49/x
  3. Step 3: Cross multiply
    19,053.65x = 26,285.96 × 11,977.49
  4. Step 4: Simplify right side
    19,053.65x = 314,839,631.72
  5. Step 5: Solve for x
    x = 314,839,631.72/19,053.65
  6. Step 6: Final answer
    x = 16,523.85

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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.