Home / 13,798.52-19,041.43-7,829.83

Finding the Fourth Proportional to 13,798.52, 19,041.43 and 7,829.83

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Solution

The fourth proportional to 13,798.52, 19,041.43 and 7,829.83 is: 10,804.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.52 : 19,041.43 = 7,829.83 : x
  2. Step 2: Convert to fraction form
    13,798.52/19,041.43 = 7,829.83/x
  3. Step 3: Cross multiply
    13,798.52x = 19,041.43 × 7,829.83
  4. Step 4: Simplify right side
    13,798.52x = 149,091,159.86
  5. Step 5: Solve for x
    x = 149,091,159.86/13,798.52
  6. Step 6: Final answer
    x = 10,804.87

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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.