Home / 25,586.21-38,347.07-13,710.53

Finding the Fourth Proportional to 25,586.21, 38,347.07 and 13,710.53

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Solution

The fourth proportional to 25,586.21, 38,347.07 and 13,710.53 is: 20,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.21 : 38,347.07 = 13,710.53 : x
  2. Step 2: Convert to fraction form
    25,586.21/38,347.07 = 13,710.53/x
  3. Step 3: Cross multiply
    25,586.21x = 38,347.07 × 13,710.53
  4. Step 4: Simplify right side
    25,586.21x = 525,758,585.09
  5. Step 5: Solve for x
    x = 525,758,585.09/25,586.21
  6. Step 6: Final answer
    x = 20,548.51

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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.