Home / 19,264.26-28,855.51-12,577.12

Finding the Fourth Proportional to 19,264.26, 28,855.51 and 12,577.12

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Solution

The fourth proportional to 19,264.26, 28,855.51 and 12,577.12 is: 18,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.26 : 28,855.51 = 12,577.12 : x
  2. Step 2: Convert to fraction form
    19,264.26/28,855.51 = 12,577.12/x
  3. Step 3: Cross multiply
    19,264.26x = 28,855.51 × 12,577.12
  4. Step 4: Simplify right side
    19,264.26x = 362,919,211.93
  5. Step 5: Solve for x
    x = 362,919,211.93/19,264.26
  6. Step 6: Final answer
    x = 18,838.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.