Home / 17,989.29-26,987.58-6,303.42

Finding the Fourth Proportional to 17,989.29, 26,987.58 and 6,303.42

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Solution

The fourth proportional to 17,989.29, 26,987.58 and 6,303.42 is: 9,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.29 : 26,987.58 = 6,303.42 : x
  2. Step 2: Convert to fraction form
    17,989.29/26,987.58 = 6,303.42/x
  3. Step 3: Cross multiply
    17,989.29x = 26,987.58 × 6,303.42
  4. Step 4: Simplify right side
    17,989.29x = 170,114,051.52
  5. Step 5: Solve for x
    x = 170,114,051.52/17,989.29
  6. Step 6: Final answer
    x = 9,456.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.