Home / 19,373.52-26,737.36-11,418.32

Finding the Fourth Proportional to 19,373.52, 26,737.36 and 11,418.32

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Solution

The fourth proportional to 19,373.52, 26,737.36 and 11,418.32 is: 15,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.52 : 26,737.36 = 11,418.32 : x
  2. Step 2: Convert to fraction form
    19,373.52/26,737.36 = 11,418.32/x
  3. Step 3: Cross multiply
    19,373.52x = 26,737.36 × 11,418.32
  4. Step 4: Simplify right side
    19,373.52x = 305,295,732.44
  5. Step 5: Solve for x
    x = 305,295,732.44/19,373.52
  6. Step 6: Final answer
    x = 15,758.40

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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.