Home / 15,429.32-23,146.14-5,038.44

Finding the Fourth Proportional to 15,429.32, 23,146.14 and 5,038.44

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Solution

The fourth proportional to 15,429.32, 23,146.14 and 5,038.44 is: 7,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.32 : 23,146.14 = 5,038.44 : x
  2. Step 2: Convert to fraction form
    15,429.32/23,146.14 = 5,038.44/x
  3. Step 3: Cross multiply
    15,429.32x = 23,146.14 × 5,038.44
  4. Step 4: Simplify right side
    15,429.32x = 116,620,437.62
  5. Step 5: Solve for x
    x = 116,620,437.62/15,429.32
  6. Step 6: Final answer
    x = 7,558.37

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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.