Home / 18,574.88-25,633.76-10,617.84

Finding the Fourth Proportional to 18,574.88, 25,633.76 and 10,617.84

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Solution

The fourth proportional to 18,574.88, 25,633.76 and 10,617.84 is: 14,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574.88 : 25,633.76 = 10,617.84 : x
  2. Step 2: Convert to fraction form
    18,574.88/25,633.76 = 10,617.84/x
  3. Step 3: Cross multiply
    18,574.88x = 25,633.76 × 10,617.84
  4. Step 4: Simplify right side
    18,574.88x = 272,175,109.19
  5. Step 5: Solve for x
    x = 272,175,109.19/18,574.88
  6. Step 6: Final answer
    x = 14,652.86

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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.