Home / 31,133.08-46,707.78-10,356.76

Finding the Fourth Proportional to 31,133.08, 46,707.78 and 10,356.76

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Solution

The fourth proportional to 31,133.08, 46,707.78 and 10,356.76 is: 15,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133.08 : 46,707.78 = 10,356.76 : x
  2. Step 2: Convert to fraction form
    31,133.08/46,707.78 = 10,356.76/x
  3. Step 3: Cross multiply
    31,133.08x = 46,707.78 × 10,356.76
  4. Step 4: Simplify right side
    31,133.08x = 483,741,267.59
  5. Step 5: Solve for x
    x = 483,741,267.59/31,133.08
  6. Step 6: Final answer
    x = 15,537.85

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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.