Home / 13,267.24-18,308.39-7,298.89

Finding the Fourth Proportional to 13,267.24, 18,308.39 and 7,298.89

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Solution

The fourth proportional to 13,267.24, 18,308.39 and 7,298.89 is: 10,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.24 : 18,308.39 = 7,298.89 : x
  2. Step 2: Convert to fraction form
    13,267.24/18,308.39 = 7,298.89/x
  3. Step 3: Cross multiply
    13,267.24x = 18,308.39 × 7,298.89
  4. Step 4: Simplify right side
    13,267.24x = 133,630,924.69
  5. Step 5: Solve for x
    x = 133,630,924.69/13,267.24
  6. Step 6: Final answer
    x = 10,072.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.