Home / 18,649.04-25,735.74-10,265.56

Finding the Fourth Proportional to 18,649.04, 25,735.74 and 10,265.56

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Solution

The fourth proportional to 18,649.04, 25,735.74 and 10,265.56 is: 14,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,649.04 : 25,735.74 = 10,265.56 : x
  2. Step 2: Convert to fraction form
    18,649.04/25,735.74 = 10,265.56/x
  3. Step 3: Cross multiply
    18,649.04x = 25,735.74 × 10,265.56
  4. Step 4: Simplify right side
    18,649.04x = 264,191,783.11
  5. Step 5: Solve for x
    x = 264,191,783.11/18,649.04
  6. Step 6: Final answer
    x = 14,166.51

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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.