Home / 14,032.08-19,365.48-8,442

Finding the Fourth Proportional to 14,032.08, 19,365.48 and 8,442

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Solution

The fourth proportional to 14,032.08, 19,365.48 and 8,442 is: 11,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.08 : 19,365.48 = 8,442 : x
  2. Step 2: Convert to fraction form
    14,032.08/19,365.48 = 8,442/x
  3. Step 3: Cross multiply
    14,032.08x = 19,365.48 × 8,442
  4. Step 4: Simplify right side
    14,032.08x = 163,483,382.16
  5. Step 5: Solve for x
    x = 163,483,382.16/14,032.08
  6. Step 6: Final answer
    x = 11,650.69

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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.