Home / 18,329.42-25,296.65-10,372.16

Finding the Fourth Proportional to 18,329.42, 25,296.65 and 10,372.16

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Solution

The fourth proportional to 18,329.42, 25,296.65 and 10,372.16 is: 14,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.42 : 25,296.65 = 10,372.16 : x
  2. Step 2: Convert to fraction form
    18,329.42/25,296.65 = 10,372.16/x
  3. Step 3: Cross multiply
    18,329.42x = 25,296.65 × 10,372.16
  4. Step 4: Simplify right side
    18,329.42x = 262,380,832.02
  5. Step 5: Solve for x
    x = 262,380,832.02/18,329.42
  6. Step 6: Final answer
    x = 14,314.74

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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.