Home / 19,052.05-26,289.34-10,986.00

Finding the Fourth Proportional to 19,052.05, 26,289.34 and 10,986.00

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Solution

The fourth proportional to 19,052.05, 26,289.34 and 10,986.00 is: 15,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.05 : 26,289.34 = 10,986.00 : x
  2. Step 2: Convert to fraction form
    19,052.05/26,289.34 = 10,986.00/x
  3. Step 3: Cross multiply
    19,052.05x = 26,289.34 × 10,986.00
  4. Step 4: Simplify right side
    19,052.05x = 288,814,846.80
  5. Step 5: Solve for x
    x = 288,814,846.80/19,052.05
  6. Step 6: Final answer
    x = 15,159.25

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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.