Home / 16,683.53-23,023.07-9,129.77

Finding the Fourth Proportional to 16,683.53, 23,023.07 and 9,129.77

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Solution

The fourth proportional to 16,683.53, 23,023.07 and 9,129.77 is: 12,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.53 : 23,023.07 = 9,129.77 : x
  2. Step 2: Convert to fraction form
    16,683.53/23,023.07 = 9,129.77/x
  3. Step 3: Cross multiply
    16,683.53x = 23,023.07 × 9,129.77
  4. Step 4: Simplify right side
    16,683.53x = 210,195,345.70
  5. Step 5: Solve for x
    x = 210,195,345.70/16,683.53
  6. Step 6: Final answer
    x = 12,598.98

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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.