Home / 15,527.80-23,289.90-4,436.20

Finding the Fourth Proportional to 15,527.80, 23,289.90 and 4,436.20

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Solution

The fourth proportional to 15,527.80, 23,289.90 and 4,436.20 is: 6,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.80 : 23,289.90 = 4,436.20 : x
  2. Step 2: Convert to fraction form
    15,527.80/23,289.90 = 4,436.20/x
  3. Step 3: Cross multiply
    15,527.80x = 23,289.90 × 4,436.20
  4. Step 4: Simplify right side
    15,527.80x = 103,318,654.38
  5. Step 5: Solve for x
    x = 103,318,654.38/15,527.80
  6. Step 6: Final answer
    x = 6,653.79

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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.