Home / 19,983.02-27,559.64-12,023.76

Finding the Fourth Proportional to 19,983.02, 27,559.64 and 12,023.76

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Solution

The fourth proportional to 19,983.02, 27,559.64 and 12,023.76 is: 16,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.02 : 27,559.64 = 12,023.76 : x
  2. Step 2: Convert to fraction form
    19,983.02/27,559.64 = 12,023.76/x
  3. Step 3: Cross multiply
    19,983.02x = 27,559.64 × 12,023.76
  4. Step 4: Simplify right side
    19,983.02x = 331,370,436.93
  5. Step 5: Solve for x
    x = 331,370,436.93/19,983.02
  6. Step 6: Final answer
    x = 16,582.60

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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.