Home / 19,984.87-27,583.15-11,492.93

Finding the Fourth Proportional to 19,984.87, 27,583.15 and 11,492.93

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Solution

The fourth proportional to 19,984.87, 27,583.15 and 11,492.93 is: 15,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.87 : 27,583.15 = 11,492.93 : x
  2. Step 2: Convert to fraction form
    19,984.87/27,583.15 = 11,492.93/x
  3. Step 3: Cross multiply
    19,984.87x = 27,583.15 × 11,492.93
  4. Step 4: Simplify right side
    19,984.87x = 317,011,212.13
  5. Step 5: Solve for x
    x = 317,011,212.13/19,984.87
  6. Step 6: Final answer
    x = 15,862.56

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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.