Home / 13,029.58-19,506.88-11,677.29

Finding the Fourth Proportional to 13,029.58, 19,506.88 and 11,677.29

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Solution

The fourth proportional to 13,029.58, 19,506.88 and 11,677.29 is: 17,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.58 : 19,506.88 = 11,677.29 : x
  2. Step 2: Convert to fraction form
    13,029.58/19,506.88 = 11,677.29/x
  3. Step 3: Cross multiply
    13,029.58x = 19,506.88 × 11,677.29
  4. Step 4: Simplify right side
    13,029.58x = 227,787,494.76
  5. Step 5: Solve for x
    x = 227,787,494.76/13,029.58
  6. Step 6: Final answer
    x = 17,482.34

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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.