Home / 24,284.63-36,428.40-7,645.20

Finding the Fourth Proportional to 24,284.63, 36,428.40 and 7,645.20

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Solution

The fourth proportional to 24,284.63, 36,428.40 and 7,645.20 is: 11,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,284.63 : 36,428.40 = 7,645.20 : x
  2. Step 2: Convert to fraction form
    24,284.63/36,428.40 = 7,645.20/x
  3. Step 3: Cross multiply
    24,284.63x = 36,428.40 × 7,645.20
  4. Step 4: Simplify right side
    24,284.63x = 278,502,403.68
  5. Step 5: Solve for x
    x = 278,502,403.68/24,284.63
  6. Step 6: Final answer
    x = 11,468.26

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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.