Home / 12,549.46-18,820.23-6,703.06

Finding the Fourth Proportional to 12,549.46, 18,820.23 and 6,703.06

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Solution

The fourth proportional to 12,549.46, 18,820.23 and 6,703.06 is: 10,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.46 : 18,820.23 = 6,703.06 : x
  2. Step 2: Convert to fraction form
    12,549.46/18,820.23 = 6,703.06/x
  3. Step 3: Cross multiply
    12,549.46x = 18,820.23 × 6,703.06
  4. Step 4: Simplify right side
    12,549.46x = 126,153,130.90
  5. Step 5: Solve for x
    x = 126,153,130.90/12,549.46
  6. Step 6: Final answer
    x = 10,052.47

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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.