Home / 34,031.12-46,964.76-19,883.12

Finding the Fourth Proportional to 34,031.12, 46,964.76 and 19,883.12

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Solution

The fourth proportional to 34,031.12, 46,964.76 and 19,883.12 is: 27,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.12 : 46,964.76 = 19,883.12 : x
  2. Step 2: Convert to fraction form
    34,031.12/46,964.76 = 19,883.12/x
  3. Step 3: Cross multiply
    34,031.12x = 46,964.76 × 19,883.12
  4. Step 4: Simplify right side
    34,031.12x = 933,805,958.85
  5. Step 5: Solve for x
    x = 933,805,958.85/34,031.12
  6. Step 6: Final answer
    x = 27,439.77

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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.