Home / 29,870.36-41,218.96-17,770.16

Finding the Fourth Proportional to 29,870.36, 41,218.96 and 17,770.16

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Solution

The fourth proportional to 29,870.36, 41,218.96 and 17,770.16 is: 24,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.36 : 41,218.96 = 17,770.16 : x
  2. Step 2: Convert to fraction form
    29,870.36/41,218.96 = 17,770.16/x
  3. Step 3: Cross multiply
    29,870.36x = 41,218.96 × 17,770.16
  4. Step 4: Simplify right side
    29,870.36x = 732,467,514.23
  5. Step 5: Solve for x
    x = 732,467,514.23/29,870.36
  6. Step 6: Final answer
    x = 24,521.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.