Home / 19,054.21-26,344.98-16,689.58

Finding the Fourth Proportional to 19,054.21, 26,344.98 and 16,689.58

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Solution

The fourth proportional to 19,054.21, 26,344.98 and 16,689.58 is: 23,075.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.21 : 26,344.98 = 16,689.58 : x
  2. Step 2: Convert to fraction form
    19,054.21/26,344.98 = 16,689.58/x
  3. Step 3: Cross multiply
    19,054.21x = 26,344.98 × 16,689.58
  4. Step 4: Simplify right side
    19,054.21x = 439,686,651.31
  5. Step 5: Solve for x
    x = 439,686,651.31/19,054.21
  6. Step 6: Final answer
    x = 23,075.56

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Half scale
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Double scale
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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.