Home / 22,356.95-30,843.75-14,403.81

Finding the Fourth Proportional to 22,356.95, 30,843.75 and 14,403.81

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Solution

The fourth proportional to 22,356.95, 30,843.75 and 14,403.81 is: 19,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.95 : 30,843.75 = 14,403.81 : x
  2. Step 2: Convert to fraction form
    22,356.95/30,843.75 = 14,403.81/x
  3. Step 3: Cross multiply
    22,356.95x = 30,843.75 × 14,403.81
  4. Step 4: Simplify right side
    22,356.95x = 444,267,591.80
  5. Step 5: Solve for x
    x = 444,267,591.80/22,356.95
  6. Step 6: Final answer
    x = 19,871.57

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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.