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Finding the Fourth Proportional to 17,589.44, 26,386.86 and 7,059.44

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Solution

The fourth proportional to 17,589.44, 26,386.86 and 7,059.44 is: 10,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,589.44 : 26,386.86 = 7,059.44 : x
  2. Step 2: Convert to fraction form
    17,589.44/26,386.86 = 7,059.44/x
  3. Step 3: Cross multiply
    17,589.44x = 26,386.86 × 7,059.44
  4. Step 4: Simplify right side
    17,589.44x = 186,276,547.40
  5. Step 5: Solve for x
    x = 186,276,547.40/17,589.44
  6. Step 6: Final answer
    x = 10,590.25

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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.