Home / 19,949.02-27,529.63-10,874.40

Finding the Fourth Proportional to 19,949.02, 27,529.63 and 10,874.40

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Solution

The fourth proportional to 19,949.02, 27,529.63 and 10,874.40 is: 15,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.02 : 27,529.63 = 10,874.40 : x
  2. Step 2: Convert to fraction form
    19,949.02/27,529.63 = 10,874.40/x
  3. Step 3: Cross multiply
    19,949.02x = 27,529.63 × 10,874.40
  4. Step 4: Simplify right side
    19,949.02x = 299,368,118.83
  5. Step 5: Solve for x
    x = 299,368,118.83/19,949.02
  6. Step 6: Final answer
    x = 15,006.66

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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.