Home / 18,587.25-25,650.95-10,204.29

Finding the Fourth Proportional to 18,587.25, 25,650.95 and 10,204.29

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Solution

The fourth proportional to 18,587.25, 25,650.95 and 10,204.29 is: 14,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.25 : 25,650.95 = 10,204.29 : x
  2. Step 2: Convert to fraction form
    18,587.25/25,650.95 = 10,204.29/x
  3. Step 3: Cross multiply
    18,587.25x = 25,650.95 × 10,204.29
  4. Step 4: Simplify right side
    18,587.25x = 261,749,681.55
  5. Step 5: Solve for x
    x = 261,749,681.55/18,587.25
  6. Step 6: Final answer
    x = 14,082.22

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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.