Home / 30,844.23-46,269.05-8,657.79

Finding the Fourth Proportional to 30,844.23, 46,269.05 and 8,657.79

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Solution

The fourth proportional to 30,844.23, 46,269.05 and 8,657.79 is: 12,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.23 : 46,269.05 = 8,657.79 : x
  2. Step 2: Convert to fraction form
    30,844.23/46,269.05 = 8,657.79/x
  3. Step 3: Cross multiply
    30,844.23x = 46,269.05 × 8,657.79
  4. Step 4: Simplify right side
    30,844.23x = 400,587,675.11
  5. Step 5: Solve for x
    x = 400,587,675.11/30,844.23
  6. Step 6: Final answer
    x = 12,987.44

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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.