Home / 14,185-21,281.55-4,827.07

Finding the Fourth Proportional to 14,185, 21,281.55 and 4,827.07

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Solution

The fourth proportional to 14,185, 21,281.55 and 4,827.07 is: 7,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185 : 21,281.55 = 4,827.07 : x
  2. Step 2: Convert to fraction form
    14,185/21,281.55 = 4,827.07/x
  3. Step 3: Cross multiply
    14,185x = 21,281.55 × 4,827.07
  4. Step 4: Simplify right side
    14,185x = 102,727,531.56
  5. Step 5: Solve for x
    x = 102,727,531.56/14,185
  6. Step 6: Final answer
    x = 7,241.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.