Home / 15,880.09-23,818.29-4,194.22

Finding the Fourth Proportional to 15,880.09, 23,818.29 and 4,194.22

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Solution

The fourth proportional to 15,880.09, 23,818.29 and 4,194.22 is: 6,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.09 : 23,818.29 = 4,194.22 : x
  2. Step 2: Convert to fraction form
    15,880.09/23,818.29 = 4,194.22/x
  3. Step 3: Cross multiply
    15,880.09x = 23,818.29 × 4,194.22
  4. Step 4: Simplify right side
    15,880.09x = 99,899,148.28
  5. Step 5: Solve for x
    x = 99,899,148.28/15,880.09
  6. Step 6: Final answer
    x = 6,290.84

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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.