Home / 15,830.40-23,749.44-5,442.24

Finding the Fourth Proportional to 15,830.40, 23,749.44 and 5,442.24

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Solution

The fourth proportional to 15,830.40, 23,749.44 and 5,442.24 is: 8,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,830.40 : 23,749.44 = 5,442.24 : x
  2. Step 2: Convert to fraction form
    15,830.40/23,749.44 = 5,442.24/x
  3. Step 3: Cross multiply
    15,830.40x = 23,749.44 × 5,442.24
  4. Step 4: Simplify right side
    15,830.40x = 129,250,152.35
  5. Step 5: Solve for x
    x = 129,250,152.35/15,830.40
  6. Step 6: Final answer
    x = 8,164.68

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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.