Home / 23,027.47-31,769.95-12,954.31

Finding the Fourth Proportional to 23,027.47, 31,769.95 and 12,954.31

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Solution

The fourth proportional to 23,027.47, 31,769.95 and 12,954.31 is: 17,872.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,027.47 : 31,769.95 = 12,954.31 : x
  2. Step 2: Convert to fraction form
    23,027.47/31,769.95 = 12,954.31/x
  3. Step 3: Cross multiply
    23,027.47x = 31,769.95 × 12,954.31
  4. Step 4: Simplify right side
    23,027.47x = 411,557,557.36
  5. Step 5: Solve for x
    x = 411,557,557.36/23,027.47
  6. Step 6: Final answer
    x = 17,872.46

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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.