Home / 19,284.21-26,623.82-12,581.46

Finding the Fourth Proportional to 19,284.21, 26,623.82 and 12,581.46

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Solution

The fourth proportional to 19,284.21, 26,623.82 and 12,581.46 is: 17,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.21 : 26,623.82 = 12,581.46 : x
  2. Step 2: Convert to fraction form
    19,284.21/26,623.82 = 12,581.46/x
  3. Step 3: Cross multiply
    19,284.21x = 26,623.82 × 12,581.46
  4. Step 4: Simplify right side
    19,284.21x = 334,966,557.83
  5. Step 5: Solve for x
    x = 334,966,557.83/19,284.21
  6. Step 6: Final answer
    x = 17,369.99

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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.