Home / 16,400.64-24,595.20-4,710.40

Finding the Fourth Proportional to 16,400.64, 24,595.20 and 4,710.40

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Solution

The fourth proportional to 16,400.64, 24,595.20 and 4,710.40 is: 7,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,400.64 : 24,595.20 = 4,710.40 : x
  2. Step 2: Convert to fraction form
    16,400.64/24,595.20 = 4,710.40/x
  3. Step 3: Cross multiply
    16,400.64x = 24,595.20 × 4,710.40
  4. Step 4: Simplify right side
    16,400.64x = 115,853,230.08
  5. Step 5: Solve for x
    x = 115,853,230.08/16,400.64
  6. Step 6: Final answer
    x = 7,063.95

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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.