Home / 13,006.04-19,510.07-4,686.87

Finding the Fourth Proportional to 13,006.04, 19,510.07 and 4,686.87

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Solution

The fourth proportional to 13,006.04, 19,510.07 and 4,686.87 is: 7,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.04 : 19,510.07 = 4,686.87 : x
  2. Step 2: Convert to fraction form
    13,006.04/19,510.07 = 4,686.87/x
  3. Step 3: Cross multiply
    13,006.04x = 19,510.07 × 4,686.87
  4. Step 4: Simplify right side
    13,006.04x = 91,441,138.35
  5. Step 5: Solve for x
    x = 91,441,138.35/13,006.04
  6. Step 6: Final answer
    x = 7,030.67

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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.