Home / 22,718.93-31,334.36-14,763.71

Finding the Fourth Proportional to 22,718.93, 31,334.36 and 14,763.71

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Solution

The fourth proportional to 22,718.93, 31,334.36 and 14,763.71 is: 20,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.93 : 31,334.36 = 14,763.71 : x
  2. Step 2: Convert to fraction form
    22,718.93/31,334.36 = 14,763.71/x
  3. Step 3: Cross multiply
    22,718.93x = 31,334.36 × 14,763.71
  4. Step 4: Simplify right side
    22,718.93x = 462,611,173.59
  5. Step 5: Solve for x
    x = 462,611,173.59/22,718.93
  6. Step 6: Final answer
    x = 20,362.37

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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.