Home / 13,223.04-19,799.01-6,970.05

Finding the Fourth Proportional to 13,223.04, 19,799.01 and 6,970.05

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Solution

The fourth proportional to 13,223.04, 19,799.01 and 6,970.05 is: 10,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.04 : 19,799.01 = 6,970.05 : x
  2. Step 2: Convert to fraction form
    13,223.04/19,799.01 = 6,970.05/x
  3. Step 3: Cross multiply
    13,223.04x = 19,799.01 × 6,970.05
  4. Step 4: Simplify right side
    13,223.04x = 138,000,089.65
  5. Step 5: Solve for x
    x = 138,000,089.65/13,223.04
  6. Step 6: Final answer
    x = 10,436.34

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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.