Home / 31,263.80-46,896.14-10,203.75

Finding the Fourth Proportional to 31,263.80, 46,896.14 and 10,203.75

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Solution

The fourth proportional to 31,263.80, 46,896.14 and 10,203.75 is: 15,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,263.80 : 46,896.14 = 10,203.75 : x
  2. Step 2: Convert to fraction form
    31,263.80/46,896.14 = 10,203.75/x
  3. Step 3: Cross multiply
    31,263.80x = 46,896.14 × 10,203.75
  4. Step 4: Simplify right side
    31,263.80x = 478,516,514.03
  5. Step 5: Solve for x
    x = 478,516,514.03/31,263.80
  6. Step 6: Final answer
    x = 15,305.77

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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.