Home / 19,345.58-29,052.39-19,068.56

Finding the Fourth Proportional to 19,345.58, 29,052.39 and 19,068.56

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Solution

The fourth proportional to 19,345.58, 29,052.39 and 19,068.56 is: 28,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.58 : 29,052.39 = 19,068.56 : x
  2. Step 2: Convert to fraction form
    19,345.58/29,052.39 = 19,068.56/x
  3. Step 3: Cross multiply
    19,345.58x = 29,052.39 × 19,068.56
  4. Step 4: Simplify right side
    19,345.58x = 553,987,277.05
  5. Step 5: Solve for x
    x = 553,987,277.05/19,345.58
  6. Step 6: Final answer
    x = 28,636.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.