Home / 16,619.70-22,888.53-16,256.82

Finding the Fourth Proportional to 16,619.70, 22,888.53 and 16,256.82

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Solution

The fourth proportional to 16,619.70, 22,888.53 and 16,256.82 is: 22,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.70 : 22,888.53 = 16,256.82 : x
  2. Step 2: Convert to fraction form
    16,619.70/22,888.53 = 16,256.82/x
  3. Step 3: Cross multiply
    16,619.70x = 22,888.53 × 16,256.82
  4. Step 4: Simplify right side
    16,619.70x = 372,094,712.27
  5. Step 5: Solve for x
    x = 372,094,712.27/16,619.70
  6. Step 6: Final answer
    x = 22,388.77

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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.