Home / 24,390.21-33,658.42-13,779.84

Finding the Fourth Proportional to 24,390.21, 33,658.42 and 13,779.84

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Solution

The fourth proportional to 24,390.21, 33,658.42 and 13,779.84 is: 19,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,390.21 : 33,658.42 = 13,779.84 : x
  2. Step 2: Convert to fraction form
    24,390.21/33,658.42 = 13,779.84/x
  3. Step 3: Cross multiply
    24,390.21x = 33,658.42 × 13,779.84
  4. Step 4: Simplify right side
    24,390.21x = 463,807,642.25
  5. Step 5: Solve for x
    x = 463,807,642.25/24,390.21
  6. Step 6: Final answer
    x = 19,016.14

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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.