Home / 19,957.40-27,543.06-11,460.63

Finding the Fourth Proportional to 19,957.40, 27,543.06 and 11,460.63

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Solution

The fourth proportional to 19,957.40, 27,543.06 and 11,460.63 is: 15,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.40 : 27,543.06 = 11,460.63 : x
  2. Step 2: Convert to fraction form
    19,957.40/27,543.06 = 11,460.63/x
  3. Step 3: Cross multiply
    19,957.40x = 27,543.06 × 11,460.63
  4. Step 4: Simplify right side
    19,957.40x = 315,660,819.73
  5. Step 5: Solve for x
    x = 315,660,819.73/19,957.40
  6. Step 6: Final answer
    x = 15,816.73

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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.