Home / 25,298.79-34,910.53-13,966.46

Finding the Fourth Proportional to 25,298.79, 34,910.53 and 13,966.46

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Solution

The fourth proportional to 25,298.79, 34,910.53 and 13,966.46 is: 19,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298.79 : 34,910.53 = 13,966.46 : x
  2. Step 2: Convert to fraction form
    25,298.79/34,910.53 = 13,966.46/x
  3. Step 3: Cross multiply
    25,298.79x = 34,910.53 × 13,966.46
  4. Step 4: Simplify right side
    25,298.79x = 487,576,311.36
  5. Step 5: Solve for x
    x = 487,576,311.36/25,298.79
  6. Step 6: Final answer
    x = 19,272.71

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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.