Home / 18,830.33-25,985.99-10,446.83

Finding the Fourth Proportional to 18,830.33, 25,985.99 and 10,446.83

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Solution

The fourth proportional to 18,830.33, 25,985.99 and 10,446.83 is: 14,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830.33 : 25,985.99 = 10,446.83 : x
  2. Step 2: Convert to fraction form
    18,830.33/25,985.99 = 10,446.83/x
  3. Step 3: Cross multiply
    18,830.33x = 25,985.99 × 10,446.83
  4. Step 4: Simplify right side
    18,830.33x = 271,471,219.91
  5. Step 5: Solve for x
    x = 271,471,219.91/18,830.33
  6. Step 6: Final answer
    x = 14,416.70

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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.