Home / 19,161.01-26,441.80-10,777.51

Finding the Fourth Proportional to 19,161.01, 26,441.80 and 10,777.51

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Solution

The fourth proportional to 19,161.01, 26,441.80 and 10,777.51 is: 14,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.01 : 26,441.80 = 10,777.51 : x
  2. Step 2: Convert to fraction form
    19,161.01/26,441.80 = 10,777.51/x
  3. Step 3: Cross multiply
    19,161.01x = 26,441.80 × 10,777.51
  4. Step 4: Simplify right side
    19,161.01x = 284,976,763.92
  5. Step 5: Solve for x
    x = 284,976,763.92/19,161.01
  6. Step 6: Final answer
    x = 14,872.74

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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.