Home / 16,881.89-23,275.35-11,567.48

Finding the Fourth Proportional to 16,881.89, 23,275.35 and 11,567.48

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Solution

The fourth proportional to 16,881.89, 23,275.35 and 11,567.48 is: 15,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.89 : 23,275.35 = 11,567.48 : x
  2. Step 2: Convert to fraction form
    16,881.89/23,275.35 = 11,567.48/x
  3. Step 3: Cross multiply
    16,881.89x = 23,275.35 × 11,567.48
  4. Step 4: Simplify right side
    16,881.89x = 269,237,029.24
  5. Step 5: Solve for x
    x = 269,237,029.24/16,881.89
  6. Step 6: Final answer
    x = 15,948.28

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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.