Home / 19,756.91-29,381.27-19,134.02

Finding the Fourth Proportional to 19,756.91, 29,381.27 and 19,134.02

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Solution

The fourth proportional to 19,756.91, 29,381.27 and 19,134.02 is: 28,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.91 : 29,381.27 = 19,134.02 : x
  2. Step 2: Convert to fraction form
    19,756.91/29,381.27 = 19,134.02/x
  3. Step 3: Cross multiply
    19,756.91x = 29,381.27 × 19,134.02
  4. Step 4: Simplify right side
    19,756.91x = 562,181,785.59
  5. Step 5: Solve for x
    x = 562,181,785.59/19,756.91
  6. Step 6: Final answer
    x = 28,454.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.