Home / 19,151.87-26,429.36-10,653.95

Finding the Fourth Proportional to 19,151.87, 26,429.36 and 10,653.95

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Solution

The fourth proportional to 19,151.87, 26,429.36 and 10,653.95 is: 14,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.87 : 26,429.36 = 10,653.95 : x
  2. Step 2: Convert to fraction form
    19,151.87/26,429.36 = 10,653.95/x
  3. Step 3: Cross multiply
    19,151.87x = 26,429.36 × 10,653.95
  4. Step 4: Simplify right side
    19,151.87x = 281,577,092.78
  5. Step 5: Solve for x
    x = 281,577,092.78/19,151.87
  6. Step 6: Final answer
    x = 14,702.33

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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.