Home / 34,777.40-52,190.70-13,718.13

Finding the Fourth Proportional to 34,777.40, 52,190.70 and 13,718.13

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Solution

The fourth proportional to 34,777.40, 52,190.70 and 13,718.13 is: 20,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,777.40 : 52,190.70 = 13,718.13 : x
  2. Step 2: Convert to fraction form
    34,777.40/52,190.70 = 13,718.13/x
  3. Step 3: Cross multiply
    34,777.40x = 52,190.70 × 13,718.13
  4. Step 4: Simplify right side
    34,777.40x = 715,958,786.07
  5. Step 5: Solve for x
    x = 715,958,786.07/34,777.40
  6. Step 6: Final answer
    x = 20,586.90

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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.