Home / 30,899.36-46,348.76-11,177.75

Finding the Fourth Proportional to 30,899.36, 46,348.76 and 11,177.75

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Solution

The fourth proportional to 30,899.36, 46,348.76 and 11,177.75 is: 16,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.36 : 46,348.76 = 11,177.75 : x
  2. Step 2: Convert to fraction form
    30,899.36/46,348.76 = 11,177.75/x
  3. Step 3: Cross multiply
    30,899.36x = 46,348.76 × 11,177.75
  4. Step 4: Simplify right side
    30,899.36x = 518,074,564.46
  5. Step 5: Solve for x
    x = 518,074,564.46/30,899.36
  6. Step 6: Final answer
    x = 16,766.52

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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.