Home / 19,923.60-27,492.84-10,970.94

Finding the Fourth Proportional to 19,923.60, 27,492.84 and 10,970.94

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Solution

The fourth proportional to 19,923.60, 27,492.84 and 10,970.94 is: 15,138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.60 : 27,492.84 = 10,970.94 : x
  2. Step 2: Convert to fraction form
    19,923.60/27,492.84 = 10,970.94/x
  3. Step 3: Cross multiply
    19,923.60x = 27,492.84 × 10,970.94
  4. Step 4: Simplify right side
    19,923.60x = 301,622,298.07
  5. Step 5: Solve for x
    x = 301,622,298.07/19,923.60
  6. Step 6: Final answer
    x = 15,138.95

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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.