Home / 19,267.78-26,590.77-11,307.10

Finding the Fourth Proportional to 19,267.78, 26,590.77 and 11,307.10

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Solution

The fourth proportional to 19,267.78, 26,590.77 and 11,307.10 is: 15,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.78 : 26,590.77 = 11,307.10 : x
  2. Step 2: Convert to fraction form
    19,267.78/26,590.77 = 11,307.10/x
  3. Step 3: Cross multiply
    19,267.78x = 26,590.77 × 11,307.10
  4. Step 4: Simplify right side
    19,267.78x = 300,664,495.47
  5. Step 5: Solve for x
    x = 300,664,495.47/19,267.78
  6. Step 6: Final answer
    x = 15,604.52

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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.