Home / 12,194.63-18,291.93-4,403.45

Finding the Fourth Proportional to 12,194.63, 18,291.93 and 4,403.45

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Solution

The fourth proportional to 12,194.63, 18,291.93 and 4,403.45 is: 6,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.63 : 18,291.93 = 4,403.45 : x
  2. Step 2: Convert to fraction form
    12,194.63/18,291.93 = 4,403.45/x
  3. Step 3: Cross multiply
    12,194.63x = 18,291.93 × 4,403.45
  4. Step 4: Simplify right side
    12,194.63x = 80,547,599.16
  5. Step 5: Solve for x
    x = 80,547,599.16/12,194.63
  6. Step 6: Final answer
    x = 6,605.17

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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.