Home / 14,083.84-19,435.80-7,710.36

Finding the Fourth Proportional to 14,083.84, 19,435.80 and 7,710.36

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Solution

The fourth proportional to 14,083.84, 19,435.80 and 7,710.36 is: 10,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.84 : 19,435.80 = 7,710.36 : x
  2. Step 2: Convert to fraction form
    14,083.84/19,435.80 = 7,710.36/x
  3. Step 3: Cross multiply
    14,083.84x = 19,435.80 × 7,710.36
  4. Step 4: Simplify right side
    14,083.84x = 149,857,014.89
  5. Step 5: Solve for x
    x = 149,857,014.89/14,083.84
  6. Step 6: Final answer
    x = 10,640.35

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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.