Home / 19,300.50-26,616.47-12,591.27

Finding the Fourth Proportional to 19,300.50, 26,616.47 and 12,591.27

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Solution

The fourth proportional to 19,300.50, 26,616.47 and 12,591.27 is: 17,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300.50 : 26,616.47 = 12,591.27 : x
  2. Step 2: Convert to fraction form
    19,300.50/26,616.47 = 12,591.27/x
  3. Step 3: Cross multiply
    19,300.50x = 26,616.47 × 12,591.27
  4. Step 4: Simplify right side
    19,300.50x = 335,135,097.26
  5. Step 5: Solve for x
    x = 335,135,097.26/19,300.50
  6. Step 6: Final answer
    x = 17,364.06

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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.