Home / 19,283.05-26,611.95-10,787.97

Finding the Fourth Proportional to 19,283.05, 26,611.95 and 10,787.97

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Solution

The fourth proportional to 19,283.05, 26,611.95 and 10,787.97 is: 14,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.05 : 26,611.95 = 10,787.97 : x
  2. Step 2: Convert to fraction form
    19,283.05/26,611.95 = 10,787.97/x
  3. Step 3: Cross multiply
    19,283.05x = 26,611.95 × 10,787.97
  4. Step 4: Simplify right side
    19,283.05x = 287,088,918.24
  5. Step 5: Solve for x
    x = 287,088,918.24/19,283.05
  6. Step 6: Final answer
    x = 14,888.15

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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.