Home / 19,351.66-26,703.93-10,853.14

Finding the Fourth Proportional to 19,351.66, 26,703.93 and 10,853.14

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Solution

The fourth proportional to 19,351.66, 26,703.93 and 10,853.14 is: 14,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.66 : 26,703.93 = 10,853.14 : x
  2. Step 2: Convert to fraction form
    19,351.66/26,703.93 = 10,853.14/x
  3. Step 3: Cross multiply
    19,351.66x = 26,703.93 × 10,853.14
  4. Step 4: Simplify right side
    19,351.66x = 289,821,490.84
  5. Step 5: Solve for x
    x = 289,821,490.84/19,351.66
  6. Step 6: Final answer
    x = 14,976.57

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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.