Home / 12,365.24-18,548.71-4,969.70

Finding the Fourth Proportional to 12,365.24, 18,548.71 and 4,969.70

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Solution

The fourth proportional to 12,365.24, 18,548.71 and 4,969.70 is: 7,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.24 : 18,548.71 = 4,969.70 : x
  2. Step 2: Convert to fraction form
    12,365.24/18,548.71 = 4,969.70/x
  3. Step 3: Cross multiply
    12,365.24x = 18,548.71 × 4,969.70
  4. Step 4: Simplify right side
    12,365.24x = 92,181,488.48
  5. Step 5: Solve for x
    x = 92,181,488.48/12,365.24
  6. Step 6: Final answer
    x = 7,454.89

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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.