Home / 14,583.54-20,124.01-8,122.69

Finding the Fourth Proportional to 14,583.54, 20,124.01 and 8,122.69

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Solution

The fourth proportional to 14,583.54, 20,124.01 and 8,122.69 is: 11,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.54 : 20,124.01 = 8,122.69 : x
  2. Step 2: Convert to fraction form
    14,583.54/20,124.01 = 8,122.69/x
  3. Step 3: Cross multiply
    14,583.54x = 20,124.01 × 8,122.69
  4. Step 4: Simplify right side
    14,583.54x = 163,461,130.10
  5. Step 5: Solve for x
    x = 163,461,130.10/14,583.54
  6. Step 6: Final answer
    x = 11,208.61

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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.