Home / 16,412.63-22,583.81-15,953.36

Finding the Fourth Proportional to 16,412.63, 22,583.81 and 15,953.36

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Solution

The fourth proportional to 16,412.63, 22,583.81 and 15,953.36 is: 21,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,412.63 : 22,583.81 = 15,953.36 : x
  2. Step 2: Convert to fraction form
    16,412.63/22,583.81 = 15,953.36/x
  3. Step 3: Cross multiply
    16,412.63x = 22,583.81 × 15,953.36
  4. Step 4: Simplify right side
    16,412.63x = 360,287,578.07
  5. Step 5: Solve for x
    x = 360,287,578.07/16,412.63
  6. Step 6: Final answer
    x = 21,951.86

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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.