Home / 14,055.39-21,086.28-4,194.30

Finding the Fourth Proportional to 14,055.39, 21,086.28 and 4,194.30

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Solution

The fourth proportional to 14,055.39, 21,086.28 and 4,194.30 is: 6,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.39 : 21,086.28 = 4,194.30 : x
  2. Step 2: Convert to fraction form
    14,055.39/21,086.28 = 4,194.30/x
  3. Step 3: Cross multiply
    14,055.39x = 21,086.28 × 4,194.30
  4. Step 4: Simplify right side
    14,055.39x = 88,442,184.20
  5. Step 5: Solve for x
    x = 88,442,184.20/14,055.39
  6. Step 6: Final answer
    x = 6,292.40

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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.