Home / 30,113.39-41,555.93-16,684.59

Finding the Fourth Proportional to 30,113.39, 41,555.93 and 16,684.59

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Solution

The fourth proportional to 30,113.39, 41,555.93 and 16,684.59 is: 23,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.39 : 41,555.93 = 16,684.59 : x
  2. Step 2: Convert to fraction form
    30,113.39/41,555.93 = 16,684.59/x
  3. Step 3: Cross multiply
    30,113.39x = 41,555.93 × 16,684.59
  4. Step 4: Simplify right side
    30,113.39x = 693,343,570.70
  5. Step 5: Solve for x
    x = 693,343,570.70/30,113.39
  6. Step 6: Final answer
    x = 23,024.43

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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.