Home / 24,478.62-33,779.48-13,868.84

Finding the Fourth Proportional to 24,478.62, 33,779.48 and 13,868.84

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Solution

The fourth proportional to 24,478.62, 33,779.48 and 13,868.84 is: 19,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.62 : 33,779.48 = 13,868.84 : x
  2. Step 2: Convert to fraction form
    24,478.62/33,779.48 = 13,868.84/x
  3. Step 3: Cross multiply
    24,478.62x = 33,779.48 × 13,868.84
  4. Step 4: Simplify right side
    24,478.62x = 468,481,965.16
  5. Step 5: Solve for x
    x = 468,481,965.16/24,478.62
  6. Step 6: Final answer
    x = 19,138.41

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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.