Home / 19,283.67-26,612.76-10,786.58

Finding the Fourth Proportional to 19,283.67, 26,612.76 and 10,786.58

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Solution

The fourth proportional to 19,283.67, 26,612.76 and 10,786.58 is: 14,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.67 : 26,612.76 = 10,786.58 : x
  2. Step 2: Convert to fraction form
    19,283.67/26,612.76 = 10,786.58/x
  3. Step 3: Cross multiply
    19,283.67x = 26,612.76 × 10,786.58
  4. Step 4: Simplify right side
    19,283.67x = 287,060,531.70
  5. Step 5: Solve for x
    x = 287,060,531.70/19,283.67
  6. Step 6: Final answer
    x = 14,886.20

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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.