Home / 25,479.12-35,161.32-14,301.12

Finding the Fourth Proportional to 25,479.12, 35,161.32 and 14,301.12

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Solution

The fourth proportional to 25,479.12, 35,161.32 and 14,301.12 is: 19,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.12 : 35,161.32 = 14,301.12 : x
  2. Step 2: Convert to fraction form
    25,479.12/35,161.32 = 14,301.12/x
  3. Step 3: Cross multiply
    25,479.12x = 35,161.32 × 14,301.12
  4. Step 4: Simplify right side
    25,479.12x = 502,846,256.68
  5. Step 5: Solve for x
    x = 502,846,256.68/25,479.12
  6. Step 6: Final answer
    x = 19,735.62

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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.