Home / 14,083.85-19,436.02-7,710.71

Finding the Fourth Proportional to 14,083.85, 19,436.02 and 7,710.71

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Solution

The fourth proportional to 14,083.85, 19,436.02 and 7,710.71 is: 10,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.85 : 19,436.02 = 7,710.71 : x
  2. Step 2: Convert to fraction form
    14,083.85/19,436.02 = 7,710.71/x
  3. Step 3: Cross multiply
    14,083.85x = 19,436.02 × 7,710.71
  4. Step 4: Simplify right side
    14,083.85x = 149,865,588.30
  5. Step 5: Solve for x
    x = 149,865,588.30/14,083.85
  6. Step 6: Final answer
    x = 10,640.95

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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.