Home / 30,136.18-41,587.86-16,707.09

Finding the Fourth Proportional to 30,136.18, 41,587.86 and 16,707.09

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Solution

The fourth proportional to 30,136.18, 41,587.86 and 16,707.09 is: 23,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.18 : 41,587.86 = 16,707.09 : x
  2. Step 2: Convert to fraction form
    30,136.18/41,587.86 = 16,707.09/x
  3. Step 3: Cross multiply
    30,136.18x = 41,587.86 × 16,707.09
  4. Step 4: Simplify right side
    30,136.18x = 694,811,846.67
  5. Step 5: Solve for x
    x = 694,811,846.67/30,136.18
  6. Step 6: Final answer
    x = 23,055.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.