Home / 25,830.24-38,762.40-9,414.24

Finding the Fourth Proportional to 25,830.24, 38,762.40 and 9,414.24

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Solution

The fourth proportional to 25,830.24, 38,762.40 and 9,414.24 is: 14,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,830.24 : 38,762.40 = 9,414.24 : x
  2. Step 2: Convert to fraction form
    25,830.24/38,762.40 = 9,414.24/x
  3. Step 3: Cross multiply
    25,830.24x = 38,762.40 × 9,414.24
  4. Step 4: Simplify right side
    25,830.24x = 364,918,536.58
  5. Step 5: Solve for x
    x = 364,918,536.58/25,830.24
  6. Step 6: Final answer
    x = 14,127.57

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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.