Home / 46,400.12-69,593.94-13,122.84

Finding the Fourth Proportional to 46,400.12, 69,593.94 and 13,122.84

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Solution

The fourth proportional to 46,400.12, 69,593.94 and 13,122.84 is: 19,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,400.12 : 69,593.94 = 13,122.84 : x
  2. Step 2: Convert to fraction form
    46,400.12/69,593.94 = 13,122.84/x
  3. Step 3: Cross multiply
    46,400.12x = 69,593.94 × 13,122.84
  4. Step 4: Simplify right side
    46,400.12x = 913,270,139.59
  5. Step 5: Solve for x
    x = 913,270,139.59/46,400.12
  6. Step 6: Final answer
    x = 19,682.50

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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.