Home / 31,237.58-46,900.32-18,104.64

Finding the Fourth Proportional to 31,237.58, 46,900.32 and 18,104.64

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Solution

The fourth proportional to 31,237.58, 46,900.32 and 18,104.64 is: 27,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.58 : 46,900.32 = 18,104.64 : x
  2. Step 2: Convert to fraction form
    31,237.58/46,900.32 = 18,104.64/x
  3. Step 3: Cross multiply
    31,237.58x = 46,900.32 × 18,104.64
  4. Step 4: Simplify right side
    31,237.58x = 849,113,409.48
  5. Step 5: Solve for x
    x = 849,113,409.48/31,237.58
  6. Step 6: Final answer
    x = 27,182.43

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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.