Home / 31,493.64-43,460.58-17,153.64

Finding the Fourth Proportional to 31,493.64, 43,460.58 and 17,153.64

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Solution

The fourth proportional to 31,493.64, 43,460.58 and 17,153.64 is: 23,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.64 : 43,460.58 = 17,153.64 : x
  2. Step 2: Convert to fraction form
    31,493.64/43,460.58 = 17,153.64/x
  3. Step 3: Cross multiply
    31,493.64x = 43,460.58 × 17,153.64
  4. Step 4: Simplify right side
    31,493.64x = 745,507,063.10
  5. Step 5: Solve for x
    x = 745,507,063.10/31,493.64
  6. Step 6: Final answer
    x = 23,671.67

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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.