Home / 15,589.80-23,384.79-3,903.03

Finding the Fourth Proportional to 15,589.80, 23,384.79 and 3,903.03

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Solution

The fourth proportional to 15,589.80, 23,384.79 and 3,903.03 is: 5,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,589.80 : 23,384.79 = 3,903.03 : x
  2. Step 2: Convert to fraction form
    15,589.80/23,384.79 = 3,903.03/x
  3. Step 3: Cross multiply
    15,589.80x = 23,384.79 × 3,903.03
  4. Step 4: Simplify right side
    15,589.80x = 91,271,536.91
  5. Step 5: Solve for x
    x = 91,271,536.91/15,589.80
  6. Step 6: Final answer
    x = 5,854.57

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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.