Home / 34,043.31-46,972.13-20,614.30

Finding the Fourth Proportional to 34,043.31, 46,972.13 and 20,614.30

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Solution

The fourth proportional to 34,043.31, 46,972.13 and 20,614.30 is: 28,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043.31 : 46,972.13 = 20,614.30 : x
  2. Step 2: Convert to fraction form
    34,043.31/46,972.13 = 20,614.30/x
  3. Step 3: Cross multiply
    34,043.31x = 46,972.13 × 20,614.30
  4. Step 4: Simplify right side
    34,043.31x = 968,297,416.93
  5. Step 5: Solve for x
    x = 968,297,416.93/34,043.31
  6. Step 6: Final answer
    x = 28,443.10

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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.