Home / 38,162.16-57,225.06-14,138.64

Finding the Fourth Proportional to 38,162.16, 57,225.06 and 14,138.64

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Solution

The fourth proportional to 38,162.16, 57,225.06 and 14,138.64 is: 21,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.16 : 57,225.06 = 14,138.64 : x
  2. Step 2: Convert to fraction form
    38,162.16/57,225.06 = 14,138.64/x
  3. Step 3: Cross multiply
    38,162.16x = 57,225.06 × 14,138.64
  4. Step 4: Simplify right side
    38,162.16x = 809,084,522.32
  5. Step 5: Solve for x
    x = 809,084,522.32/38,162.16
  6. Step 6: Final answer
    x = 21,201.22

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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.