Home / 19,454.68-29,208.26-12,448.37

Finding the Fourth Proportional to 19,454.68, 29,208.26 and 12,448.37

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Solution

The fourth proportional to 19,454.68, 29,208.26 and 12,448.37 is: 18,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.68 : 29,208.26 = 12,448.37 : x
  2. Step 2: Convert to fraction form
    19,454.68/29,208.26 = 12,448.37/x
  3. Step 3: Cross multiply
    19,454.68x = 29,208.26 × 12,448.37
  4. Step 4: Simplify right side
    19,454.68x = 363,595,316.12
  5. Step 5: Solve for x
    x = 363,595,316.12/19,454.68
  6. Step 6: Final answer
    x = 18,689.35

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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.