Home / 16,379.81-24,565.45-4,690.30

Finding the Fourth Proportional to 16,379.81, 24,565.45 and 4,690.30

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Solution

The fourth proportional to 16,379.81, 24,565.45 and 4,690.30 is: 7,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.81 : 24,565.45 = 4,690.30 : x
  2. Step 2: Convert to fraction form
    16,379.81/24,565.45 = 4,690.30/x
  3. Step 3: Cross multiply
    16,379.81x = 24,565.45 × 4,690.30
  4. Step 4: Simplify right side
    16,379.81x = 115,219,330.14
  5. Step 5: Solve for x
    x = 115,219,330.14/16,379.81
  6. Step 6: Final answer
    x = 7,034.23

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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.