Home / 31,803.29-43,887.69-19,063.67

Finding the Fourth Proportional to 31,803.29, 43,887.69 and 19,063.67

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Solution

The fourth proportional to 31,803.29, 43,887.69 and 19,063.67 is: 26,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,803.29 : 43,887.69 = 19,063.67 : x
  2. Step 2: Convert to fraction form
    31,803.29/43,887.69 = 19,063.67/x
  3. Step 3: Cross multiply
    31,803.29x = 43,887.69 × 19,063.67
  4. Step 4: Simplify right side
    31,803.29x = 836,660,439.22
  5. Step 5: Solve for x
    x = 836,660,439.22/31,803.29
  6. Step 6: Final answer
    x = 26,307.35

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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.