Home / 22,360.23-30,824.61-15,624.94

Finding the Fourth Proportional to 22,360.23, 30,824.61 and 15,624.94

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Solution

The fourth proportional to 22,360.23, 30,824.61 and 15,624.94 is: 21,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.23 : 30,824.61 = 15,624.94 : x
  2. Step 2: Convert to fraction form
    22,360.23/30,824.61 = 15,624.94/x
  3. Step 3: Cross multiply
    22,360.23x = 30,824.61 × 15,624.94
  4. Step 4: Simplify right side
    22,360.23x = 481,632,661.71
  5. Step 5: Solve for x
    x = 481,632,661.71/22,360.23
  6. Step 6: Final answer
    x = 21,539.70

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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.