Home / 16,894.03-23,312.75-9,339.77

Finding the Fourth Proportional to 16,894.03, 23,312.75 and 9,339.77

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Solution

The fourth proportional to 16,894.03, 23,312.75 and 9,339.77 is: 12,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.03 : 23,312.75 = 9,339.77 : x
  2. Step 2: Convert to fraction form
    16,894.03/23,312.75 = 9,339.77/x
  3. Step 3: Cross multiply
    16,894.03x = 23,312.75 × 9,339.77
  4. Step 4: Simplify right side
    16,894.03x = 217,735,629.85
  5. Step 5: Solve for x
    x = 217,735,629.85/16,894.03
  6. Step 6: Final answer
    x = 12,888.32

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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.