Home / 18,590.76-25,646.88-11,037.39

Finding the Fourth Proportional to 18,590.76, 25,646.88 and 11,037.39

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Solution

The fourth proportional to 18,590.76, 25,646.88 and 11,037.39 is: 15,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.76 : 25,646.88 = 11,037.39 : x
  2. Step 2: Convert to fraction form
    18,590.76/25,646.88 = 11,037.39/x
  3. Step 3: Cross multiply
    18,590.76x = 25,646.88 × 11,037.39
  4. Step 4: Simplify right side
    18,590.76x = 283,074,616.84
  5. Step 5: Solve for x
    x = 283,074,616.84/18,590.76
  6. Step 6: Final answer
    x = 15,226.63

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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.