Home / 31,180.41-46,771.01-10,403.91

Finding the Fourth Proportional to 31,180.41, 46,771.01 and 10,403.91

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Solution

The fourth proportional to 31,180.41, 46,771.01 and 10,403.91 is: 15,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.41 : 46,771.01 = 10,403.91 : x
  2. Step 2: Convert to fraction form
    31,180.41/46,771.01 = 10,403.91/x
  3. Step 3: Cross multiply
    31,180.41x = 46,771.01 × 10,403.91
  4. Step 4: Simplify right side
    31,180.41x = 486,601,248.77
  5. Step 5: Solve for x
    x = 486,601,248.77/31,180.41
  6. Step 6: Final answer
    x = 15,605.99

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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.