Home / 18,329.55-25,295.34-10,774.49

Finding the Fourth Proportional to 18,329.55, 25,295.34 and 10,774.49

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Solution

The fourth proportional to 18,329.55, 25,295.34 and 10,774.49 is: 14,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.55 : 25,295.34 = 10,774.49 : x
  2. Step 2: Convert to fraction form
    18,329.55/25,295.34 = 10,774.49/x
  3. Step 3: Cross multiply
    18,329.55x = 25,295.34 × 10,774.49
  4. Step 4: Simplify right side
    18,329.55x = 272,544,454.63
  5. Step 5: Solve for x
    x = 272,544,454.63/18,329.55
  6. Step 6: Final answer
    x = 14,869.13

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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.