Home / 13,258.49-19,864.33-7,004.69

Finding the Fourth Proportional to 13,258.49, 19,864.33 and 7,004.69

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Solution

The fourth proportional to 13,258.49, 19,864.33 and 7,004.69 is: 10,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.49 : 19,864.33 = 7,004.69 : x
  2. Step 2: Convert to fraction form
    13,258.49/19,864.33 = 7,004.69/x
  3. Step 3: Cross multiply
    13,258.49x = 19,864.33 × 7,004.69
  4. Step 4: Simplify right side
    13,258.49x = 139,143,473.71
  5. Step 5: Solve for x
    x = 139,143,473.71/13,258.49
  6. Step 6: Final answer
    x = 10,494.67

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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.