Home / 19,474.05-29,237.02-13,170.11

Finding the Fourth Proportional to 19,474.05, 29,237.02 and 13,170.11

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Solution

The fourth proportional to 19,474.05, 29,237.02 and 13,170.11 is: 19,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.05 : 29,237.02 = 13,170.11 : x
  2. Step 2: Convert to fraction form
    19,474.05/29,237.02 = 13,170.11/x
  3. Step 3: Cross multiply
    19,474.05x = 29,237.02 × 13,170.11
  4. Step 4: Simplify right side
    19,474.05x = 385,054,590.36
  5. Step 5: Solve for x
    x = 385,054,590.36/19,474.05
  6. Step 6: Final answer
    x = 19,772.70

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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.