Home / 12,341.43-18,519.84-4,549.50

Finding the Fourth Proportional to 12,341.43, 18,519.84 and 4,549.50

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Solution

The fourth proportional to 12,341.43, 18,519.84 and 4,549.50 is: 6,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.43 : 18,519.84 = 4,549.50 : x
  2. Step 2: Convert to fraction form
    12,341.43/18,519.84 = 4,549.50/x
  3. Step 3: Cross multiply
    12,341.43x = 18,519.84 × 4,549.50
  4. Step 4: Simplify right side
    12,341.43x = 84,256,012.08
  5. Step 5: Solve for x
    x = 84,256,012.08/12,341.43
  6. Step 6: Final answer
    x = 6,827.09

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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.