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Finding the Fourth Proportional to 18,038.70, 24,892.68 and 10,484.67

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Solution

The fourth proportional to 18,038.70, 24,892.68 and 10,484.67 is: 14,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.70 : 24,892.68 = 10,484.67 : x
  2. Step 2: Convert to fraction form
    18,038.70/24,892.68 = 10,484.67/x
  3. Step 3: Cross multiply
    18,038.70x = 24,892.68 × 10,484.67
  4. Step 4: Simplify right side
    18,038.70x = 260,991,535.22
  5. Step 5: Solve for x
    x = 260,991,535.22/18,038.70
  6. Step 6: Final answer
    x = 14,468.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.