Home / 46,428.12-69,645.42-20,134.44

Finding the Fourth Proportional to 46,428.12, 69,645.42 and 20,134.44

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Solution

The fourth proportional to 46,428.12, 69,645.42 and 20,134.44 is: 30,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,428.12 : 69,645.42 = 20,134.44 : x
  2. Step 2: Convert to fraction form
    46,428.12/69,645.42 = 20,134.44/x
  3. Step 3: Cross multiply
    46,428.12x = 69,645.42 × 20,134.44
  4. Step 4: Simplify right side
    46,428.12x = 1,402,271,530.26
  5. Step 5: Solve for x
    x = 1,402,271,530.26/46,428.12
  6. Step 6: Final answer
    x = 30,203.07

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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.