Home / 19,436.11-29,135.70-7,597.48

Finding the Fourth Proportional to 19,436.11, 29,135.70 and 7,597.48

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Solution

The fourth proportional to 19,436.11, 29,135.70 and 7,597.48 is: 11,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.11 : 29,135.70 = 7,597.48 : x
  2. Step 2: Convert to fraction form
    19,436.11/29,135.70 = 7,597.48/x
  3. Step 3: Cross multiply
    19,436.11x = 29,135.70 × 7,597.48
  4. Step 4: Simplify right side
    19,436.11x = 221,357,714.37
  5. Step 5: Solve for x
    x = 221,357,714.37/19,436.11
  6. Step 6: Final answer
    x = 11,388.99

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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.