Home / 25,166.21-34,729.76-13,836.20

Finding the Fourth Proportional to 25,166.21, 34,729.76 and 13,836.20

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Solution

The fourth proportional to 25,166.21, 34,729.76 and 13,836.20 is: 19,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166.21 : 34,729.76 = 13,836.20 : x
  2. Step 2: Convert to fraction form
    25,166.21/34,729.76 = 13,836.20/x
  3. Step 3: Cross multiply
    25,166.21x = 34,729.76 × 13,836.20
  4. Step 4: Simplify right side
    25,166.21x = 480,527,766.25
  5. Step 5: Solve for x
    x = 480,527,766.25/25,166.21
  6. Step 6: Final answer
    x = 19,094.17

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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.