Home / 19,247.37-26,558.52-11,689.77

Finding the Fourth Proportional to 19,247.37, 26,558.52 and 11,689.77

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Solution

The fourth proportional to 19,247.37, 26,558.52 and 11,689.77 is: 16,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.37 : 26,558.52 = 11,689.77 : x
  2. Step 2: Convert to fraction form
    19,247.37/26,558.52 = 11,689.77/x
  3. Step 3: Cross multiply
    19,247.37x = 26,558.52 × 11,689.77
  4. Step 4: Simplify right side
    19,247.37x = 310,462,990.34
  5. Step 5: Solve for x
    x = 310,462,990.34/19,247.37
  6. Step 6: Final answer
    x = 16,130.15

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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.