Home / 19,787.58-27,307.26-10,835.01

Finding the Fourth Proportional to 19,787.58, 27,307.26 and 10,835.01

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Solution

The fourth proportional to 19,787.58, 27,307.26 and 10,835.01 is: 14,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.58 : 27,307.26 = 10,835.01 : x
  2. Step 2: Convert to fraction form
    19,787.58/27,307.26 = 10,835.01/x
  3. Step 3: Cross multiply
    19,787.58x = 27,307.26 × 10,835.01
  4. Step 4: Simplify right side
    19,787.58x = 295,874,435.17
  5. Step 5: Solve for x
    x = 295,874,435.17/19,787.58
  6. Step 6: Final answer
    x = 14,952.53

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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.