Home / 13,054.34-19,556.85-10,118.27

Finding the Fourth Proportional to 13,054.34, 19,556.85 and 10,118.27

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Solution

The fourth proportional to 13,054.34, 19,556.85 and 10,118.27 is: 15,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.34 : 19,556.85 = 10,118.27 : x
  2. Step 2: Convert to fraction form
    13,054.34/19,556.85 = 10,118.27/x
  3. Step 3: Cross multiply
    13,054.34x = 19,556.85 × 10,118.27
  4. Step 4: Simplify right side
    13,054.34x = 197,881,488.65
  5. Step 5: Solve for x
    x = 197,881,488.65/13,054.34
  6. Step 6: Final answer
    x = 15,158.29

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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.