Home / 10,023.58-15,030.64-3,000.88

Finding the Fourth Proportional to 10,023.58, 15,030.64 and 3,000.88

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Solution

The fourth proportional to 10,023.58, 15,030.64 and 3,000.88 is: 4,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.58 : 15,030.64 = 3,000.88 : x
  2. Step 2: Convert to fraction form
    10,023.58/15,030.64 = 3,000.88/x
  3. Step 3: Cross multiply
    10,023.58x = 15,030.64 × 3,000.88
  4. Step 4: Simplify right side
    10,023.58x = 45,105,146.96
  5. Step 5: Solve for x
    x = 45,105,146.96/10,023.58
  6. Step 6: Final answer
    x = 4,499.90

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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.