Home / 30,657.08-46,003.10-11,934.70

Finding the Fourth Proportional to 30,657.08, 46,003.10 and 11,934.70

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Solution

The fourth proportional to 30,657.08, 46,003.10 and 11,934.70 is: 17,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,657.08 : 46,003.10 = 11,934.70 : x
  2. Step 2: Convert to fraction form
    30,657.08/46,003.10 = 11,934.70/x
  3. Step 3: Cross multiply
    30,657.08x = 46,003.10 × 11,934.70
  4. Step 4: Simplify right side
    30,657.08x = 549,033,022.89
  5. Step 5: Solve for x
    x = 549,033,022.89/30,657.08
  6. Step 6: Final answer
    x = 17,908.85

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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.