Home / 31,544.64-43,529.82-19,607.67

Finding the Fourth Proportional to 31,544.64, 43,529.82 and 19,607.67

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Solution

The fourth proportional to 31,544.64, 43,529.82 and 19,607.67 is: 27,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.64 : 43,529.82 = 19,607.67 : x
  2. Step 2: Convert to fraction form
    31,544.64/43,529.82 = 19,607.67/x
  3. Step 3: Cross multiply
    31,544.64x = 43,529.82 × 19,607.67
  4. Step 4: Simplify right side
    31,544.64x = 853,518,345.72
  5. Step 5: Solve for x
    x = 853,518,345.72/31,544.64
  6. Step 6: Final answer
    x = 27,057.48

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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.