Home / 30,355.06-45,463.83-16,290.58

Finding the Fourth Proportional to 30,355.06, 45,463.83 and 16,290.58

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Solution

The fourth proportional to 30,355.06, 45,463.83 and 16,290.58 is: 24,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.06 : 45,463.83 = 16,290.58 : x
  2. Step 2: Convert to fraction form
    30,355.06/45,463.83 = 16,290.58/x
  3. Step 3: Cross multiply
    30,355.06x = 45,463.83 × 16,290.58
  4. Step 4: Simplify right side
    30,355.06x = 740,632,159.72
  5. Step 5: Solve for x
    x = 740,632,159.72/30,355.06
  6. Step 6: Final answer
    x = 24,398.97

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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.