Home / 19,409.52-26,788.06-11,860.23

Finding the Fourth Proportional to 19,409.52, 26,788.06 and 11,860.23

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Solution

The fourth proportional to 19,409.52, 26,788.06 and 11,860.23 is: 16,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.52 : 26,788.06 = 11,860.23 : x
  2. Step 2: Convert to fraction form
    19,409.52/26,788.06 = 11,860.23/x
  3. Step 3: Cross multiply
    19,409.52x = 26,788.06 × 11,860.23
  4. Step 4: Simplify right side
    19,409.52x = 317,712,552.85
  5. Step 5: Solve for x
    x = 317,712,552.85/19,409.52
  6. Step 6: Final answer
    x = 16,368.90

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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.