Home / 14,304.93-21,455.08-3,914.25

Finding the Fourth Proportional to 14,304.93, 21,455.08 and 3,914.25

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Solution

The fourth proportional to 14,304.93, 21,455.08 and 3,914.25 is: 5,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.93 : 21,455.08 = 3,914.25 : x
  2. Step 2: Convert to fraction form
    14,304.93/21,455.08 = 3,914.25/x
  3. Step 3: Cross multiply
    14,304.93x = 21,455.08 × 3,914.25
  4. Step 4: Simplify right side
    14,304.93x = 83,980,546.89
  5. Step 5: Solve for x
    x = 83,980,546.89/14,304.93
  6. Step 6: Final answer
    x = 5,870.74

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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.