Home / 19,954.79-27,537.60-12,001.62

Finding the Fourth Proportional to 19,954.79, 27,537.60 and 12,001.62

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Solution

The fourth proportional to 19,954.79, 27,537.60 and 12,001.62 is: 16,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.79 : 27,537.60 = 12,001.62 : x
  2. Step 2: Convert to fraction form
    19,954.79/27,537.60 = 12,001.62/x
  3. Step 3: Cross multiply
    19,954.79x = 27,537.60 × 12,001.62
  4. Step 4: Simplify right side
    19,954.79x = 330,495,810.91
  5. Step 5: Solve for x
    x = 330,495,810.91/19,954.79
  6. Step 6: Final answer
    x = 16,562.23

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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.