Home / 17,880.77-26,815.07-6,191.25

Finding the Fourth Proportional to 17,880.77, 26,815.07 and 6,191.25

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Solution

The fourth proportional to 17,880.77, 26,815.07 and 6,191.25 is: 9,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.77 : 26,815.07 = 6,191.25 : x
  2. Step 2: Convert to fraction form
    17,880.77/26,815.07 = 6,191.25/x
  3. Step 3: Cross multiply
    17,880.77x = 26,815.07 × 6,191.25
  4. Step 4: Simplify right side
    17,880.77x = 166,018,802.14
  5. Step 5: Solve for x
    x = 166,018,802.14/17,880.77
  6. Step 6: Final answer
    x = 9,284.77

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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.