Home / 25,215.03-34,797.69-13,885.02

Finding the Fourth Proportional to 25,215.03, 34,797.69 and 13,885.02

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Solution

The fourth proportional to 25,215.03, 34,797.69 and 13,885.02 is: 19,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.03 : 34,797.69 = 13,885.02 : x
  2. Step 2: Convert to fraction form
    25,215.03/34,797.69 = 13,885.02/x
  3. Step 3: Cross multiply
    25,215.03x = 34,797.69 × 13,885.02
  4. Step 4: Simplify right side
    25,215.03x = 483,166,621.60
  5. Step 5: Solve for x
    x = 483,166,621.60/25,215.03
  6. Step 6: Final answer
    x = 19,161.85

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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.