Home / 19,574.11-27,000.97-12,492.55

Finding the Fourth Proportional to 19,574.11, 27,000.97 and 12,492.55

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Solution

The fourth proportional to 19,574.11, 27,000.97 and 12,492.55 is: 17,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.11 : 27,000.97 = 12,492.55 : x
  2. Step 2: Convert to fraction form
    19,574.11/27,000.97 = 12,492.55/x
  3. Step 3: Cross multiply
    19,574.11x = 27,000.97 × 12,492.55
  4. Step 4: Simplify right side
    19,574.11x = 337,310,967.77
  5. Step 5: Solve for x
    x = 337,310,967.77/19,574.11
  6. Step 6: Final answer
    x = 17,232.51

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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.