Home / 25,300.13-34,914.24-14,122.13

Finding the Fourth Proportional to 25,300.13, 34,914.24 and 14,122.13

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Solution

The fourth proportional to 25,300.13, 34,914.24 and 14,122.13 is: 19,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.13 : 34,914.24 = 14,122.13 : x
  2. Step 2: Convert to fraction form
    25,300.13/34,914.24 = 14,122.13/x
  3. Step 3: Cross multiply
    25,300.13x = 34,914.24 × 14,122.13
  4. Step 4: Simplify right side
    25,300.13x = 493,063,261.56
  5. Step 5: Solve for x
    x = 493,063,261.56/25,300.13
  6. Step 6: Final answer
    x = 19,488.57

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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.