Home / 14,975.40-22,435.02-12,525.96

Finding the Fourth Proportional to 14,975.40, 22,435.02 and 12,525.96

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Solution

The fourth proportional to 14,975.40, 22,435.02 and 12,525.96 is: 18,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975.40 : 22,435.02 = 12,525.96 : x
  2. Step 2: Convert to fraction form
    14,975.40/22,435.02 = 12,525.96/x
  3. Step 3: Cross multiply
    14,975.40x = 22,435.02 × 12,525.96
  4. Step 4: Simplify right side
    14,975.40x = 281,020,163.12
  5. Step 5: Solve for x
    x = 281,020,163.12/14,975.40
  6. Step 6: Final answer
    x = 18,765.45

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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.