Home / 25,578.27-35,297.46-14,247.72

Finding the Fourth Proportional to 25,578.27, 35,297.46 and 14,247.72

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Solution

The fourth proportional to 25,578.27, 35,297.46 and 14,247.72 is: 19,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.27 : 35,297.46 = 14,247.72 : x
  2. Step 2: Convert to fraction form
    25,578.27/35,297.46 = 14,247.72/x
  3. Step 3: Cross multiply
    25,578.27x = 35,297.46 × 14,247.72
  4. Step 4: Simplify right side
    25,578.27x = 502,908,326.79
  5. Step 5: Solve for x
    x = 502,908,326.79/25,578.27
  6. Step 6: Final answer
    x = 19,661.55

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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.