Home / 25,394.18-35,047.84-15,835.62

Finding the Fourth Proportional to 25,394.18, 35,047.84 and 15,835.62

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Solution

The fourth proportional to 25,394.18, 35,047.84 and 15,835.62 is: 21,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,394.18 : 35,047.84 = 15,835.62 : x
  2. Step 2: Convert to fraction form
    25,394.18/35,047.84 = 15,835.62/x
  3. Step 3: Cross multiply
    25,394.18x = 35,047.84 × 15,835.62
  4. Step 4: Simplify right side
    25,394.18x = 555,004,276.06
  5. Step 5: Solve for x
    x = 555,004,276.06/25,394.18
  6. Step 6: Final answer
    x = 21,855.57

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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.