Home / 30,721.52-46,095.24-18,265.34

Finding the Fourth Proportional to 30,721.52, 46,095.24 and 18,265.34

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Solution

The fourth proportional to 30,721.52, 46,095.24 and 18,265.34 is: 27,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,721.52 : 46,095.24 = 18,265.34 : x
  2. Step 2: Convert to fraction form
    30,721.52/46,095.24 = 18,265.34/x
  3. Step 3: Cross multiply
    30,721.52x = 46,095.24 × 18,265.34
  4. Step 4: Simplify right side
    30,721.52x = 841,945,230.98
  5. Step 5: Solve for x
    x = 841,945,230.98/30,721.52
  6. Step 6: Final answer
    x = 27,405.72

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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.