Home / 17,880.48-26,814.32-6,790.18

Finding the Fourth Proportional to 17,880.48, 26,814.32 and 6,790.18

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Solution

The fourth proportional to 17,880.48, 26,814.32 and 6,790.18 is: 10,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.48 : 26,814.32 = 6,790.18 : x
  2. Step 2: Convert to fraction form
    17,880.48/26,814.32 = 6,790.18/x
  3. Step 3: Cross multiply
    17,880.48x = 26,814.32 × 6,790.18
  4. Step 4: Simplify right side
    17,880.48x = 182,074,059.38
  5. Step 5: Solve for x
    x = 182,074,059.38/17,880.48
  6. Step 6: Final answer
    x = 10,182.84

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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.