Home / 19,240.42-28,859.46-5,913.53

Finding the Fourth Proportional to 19,240.42, 28,859.46 and 5,913.53

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Solution

The fourth proportional to 19,240.42, 28,859.46 and 5,913.53 is: 8,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.42 : 28,859.46 = 5,913.53 : x
  2. Step 2: Convert to fraction form
    19,240.42/28,859.46 = 5,913.53/x
  3. Step 3: Cross multiply
    19,240.42x = 28,859.46 × 5,913.53
  4. Step 4: Simplify right side
    19,240.42x = 170,661,354.64
  5. Step 5: Solve for x
    x = 170,661,354.64/19,240.42
  6. Step 6: Final answer
    x = 8,869.94

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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.