Home / 14,030.12-21,030.60-5,706.56

Finding the Fourth Proportional to 14,030.12, 21,030.60 and 5,706.56

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Solution

The fourth proportional to 14,030.12, 21,030.60 and 5,706.56 is: 8,553.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.12 : 21,030.60 = 5,706.56 : x
  2. Step 2: Convert to fraction form
    14,030.12/21,030.60 = 5,706.56/x
  3. Step 3: Cross multiply
    14,030.12x = 21,030.60 × 5,706.56
  4. Step 4: Simplify right side
    14,030.12x = 120,012,380.74
  5. Step 5: Solve for x
    x = 120,012,380.74/14,030.12
  6. Step 6: Final answer
    x = 8,553.91

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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.