Home / 22,271.04-30,738.36-14,717.76

Finding the Fourth Proportional to 22,271.04, 30,738.36 and 14,717.76

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Solution

The fourth proportional to 22,271.04, 30,738.36 and 14,717.76 is: 20,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.04 : 30,738.36 = 14,717.76 : x
  2. Step 2: Convert to fraction form
    22,271.04/30,738.36 = 14,717.76/x
  3. Step 3: Cross multiply
    22,271.04x = 30,738.36 × 14,717.76
  4. Step 4: Simplify right side
    22,271.04x = 452,399,805.27
  5. Step 5: Solve for x
    x = 452,399,805.27/22,271.04
  6. Step 6: Final answer
    x = 20,313.37

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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.