Home / 14,246.24-21,369.47-4,385.60

Finding the Fourth Proportional to 14,246.24, 21,369.47 and 4,385.60

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Solution

The fourth proportional to 14,246.24, 21,369.47 and 4,385.60 is: 6,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.24 : 21,369.47 = 4,385.60 : x
  2. Step 2: Convert to fraction form
    14,246.24/21,369.47 = 4,385.60/x
  3. Step 3: Cross multiply
    14,246.24x = 21,369.47 × 4,385.60
  4. Step 4: Simplify right side
    14,246.24x = 93,717,818.86
  5. Step 5: Solve for x
    x = 93,717,818.86/14,246.24
  6. Step 6: Final answer
    x = 6,578.43

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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.