Home / 34,589.16-47,735.46-19,685.16

Finding the Fourth Proportional to 34,589.16, 47,735.46 and 19,685.16

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Solution

The fourth proportional to 34,589.16, 47,735.46 and 19,685.16 is: 27,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.16 : 47,735.46 = 19,685.16 : x
  2. Step 2: Convert to fraction form
    34,589.16/47,735.46 = 19,685.16/x
  3. Step 3: Cross multiply
    34,589.16x = 47,735.46 × 19,685.16
  4. Step 4: Simplify right side
    34,589.16x = 939,680,167.77
  5. Step 5: Solve for x
    x = 939,680,167.77/34,589.16
  6. Step 6: Final answer
    x = 27,166.90

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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.