Home / 14,283.01-19,698.34-8,616.55

Finding the Fourth Proportional to 14,283.01, 19,698.34 and 8,616.55

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Solution

The fourth proportional to 14,283.01, 19,698.34 and 8,616.55 is: 11,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.01 : 19,698.34 = 8,616.55 : x
  2. Step 2: Convert to fraction form
    14,283.01/19,698.34 = 8,616.55/x
  3. Step 3: Cross multiply
    14,283.01x = 19,698.34 × 8,616.55
  4. Step 4: Simplify right side
    14,283.01x = 169,731,769.23
  5. Step 5: Solve for x
    x = 169,731,769.23/14,283.01
  6. Step 6: Final answer
    x = 11,883.47

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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.