Home / 16,746.78-23,085.89-12,760.98

Finding the Fourth Proportional to 16,746.78, 23,085.89 and 12,760.98

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Solution

The fourth proportional to 16,746.78, 23,085.89 and 12,760.98 is: 17,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,746.78 : 23,085.89 = 12,760.98 : x
  2. Step 2: Convert to fraction form
    16,746.78/23,085.89 = 12,760.98/x
  3. Step 3: Cross multiply
    16,746.78x = 23,085.89 × 12,760.98
  4. Step 4: Simplify right side
    16,746.78x = 294,598,516.77
  5. Step 5: Solve for x
    x = 294,598,516.77/16,746.78
  6. Step 6: Final answer
    x = 17,591.35

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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.