Home / 10,018.37-15,031.01-4,475.54

Finding the Fourth Proportional to 10,018.37, 15,031.01 and 4,475.54

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Solution

The fourth proportional to 10,018.37, 15,031.01 and 4,475.54 is: 6,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.37 : 15,031.01 = 4,475.54 : x
  2. Step 2: Convert to fraction form
    10,018.37/15,031.01 = 4,475.54/x
  3. Step 3: Cross multiply
    10,018.37x = 15,031.01 × 4,475.54
  4. Step 4: Simplify right side
    10,018.37x = 67,271,935.26
  5. Step 5: Solve for x
    x = 67,271,935.26/10,018.37
  6. Step 6: Final answer
    x = 6,714.86

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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.