Home / 14,158.05-21,246.64-5,392.74

Finding the Fourth Proportional to 14,158.05, 21,246.64 and 5,392.74

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Solution

The fourth proportional to 14,158.05, 21,246.64 and 5,392.74 is: 8,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.05 : 21,246.64 = 5,392.74 : x
  2. Step 2: Convert to fraction form
    14,158.05/21,246.64 = 5,392.74/x
  3. Step 3: Cross multiply
    14,158.05x = 21,246.64 × 5,392.74
  4. Step 4: Simplify right side
    14,158.05x = 114,577,605.39
  5. Step 5: Solve for x
    x = 114,577,605.39/14,158.05
  6. Step 6: Final answer
    x = 8,092.75

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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.