Home / 28,246.78-42,336.96-11,598.58

Finding the Fourth Proportional to 28,246.78, 42,336.96 and 11,598.58

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Solution

The fourth proportional to 28,246.78, 42,336.96 and 11,598.58 is: 17,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.78 : 42,336.96 = 11,598.58 : x
  2. Step 2: Convert to fraction form
    28,246.78/42,336.96 = 11,598.58/x
  3. Step 3: Cross multiply
    28,246.78x = 42,336.96 × 11,598.58
  4. Step 4: Simplify right side
    28,246.78x = 491,048,617.52
  5. Step 5: Solve for x
    x = 491,048,617.52/28,246.78
  6. Step 6: Final answer
    x = 17,384.23

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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.