Home / 25,152.12-37,670.74-12,013.79

Finding the Fourth Proportional to 25,152.12, 37,670.74 and 12,013.79

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Solution

The fourth proportional to 25,152.12, 37,670.74 and 12,013.79 is: 17,993.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.12 : 37,670.74 = 12,013.79 : x
  2. Step 2: Convert to fraction form
    25,152.12/37,670.74 = 12,013.79/x
  3. Step 3: Cross multiply
    25,152.12x = 37,670.74 × 12,013.79
  4. Step 4: Simplify right side
    25,152.12x = 452,568,141.12
  5. Step 5: Solve for x
    x = 452,568,141.12/25,152.12
  6. Step 6: Final answer
    x = 17,993.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.