Home / 25,121.10-34,667.64-15,060.06

Finding the Fourth Proportional to 25,121.10, 34,667.64 and 15,060.06

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Solution

The fourth proportional to 25,121.10, 34,667.64 and 15,060.06 is: 20,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.10 : 34,667.64 = 15,060.06 : x
  2. Step 2: Convert to fraction form
    25,121.10/34,667.64 = 15,060.06/x
  3. Step 3: Cross multiply
    25,121.10x = 34,667.64 × 15,060.06
  4. Step 4: Simplify right side
    25,121.10x = 522,096,738.46
  5. Step 5: Solve for x
    x = 522,096,738.46/25,121.10
  6. Step 6: Final answer
    x = 20,783.20

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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.