Home / 30,902.80-46,326.48-11,176.72

Finding the Fourth Proportional to 30,902.80, 46,326.48 and 11,176.72

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Solution

The fourth proportional to 30,902.80, 46,326.48 and 11,176.72 is: 16,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.80 : 46,326.48 = 11,176.72 : x
  2. Step 2: Convert to fraction form
    30,902.80/46,326.48 = 11,176.72/x
  3. Step 3: Cross multiply
    30,902.80x = 46,326.48 × 11,176.72
  4. Step 4: Simplify right side
    30,902.80x = 517,778,095.55
  5. Step 5: Solve for x
    x = 517,778,095.55/30,902.80
  6. Step 6: Final answer
    x = 16,755.05

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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.