Home / 25,265.96-34,861.70-18,208.04

Finding the Fourth Proportional to 25,265.96, 34,861.70 and 18,208.04

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Solution

The fourth proportional to 25,265.96, 34,861.70 and 18,208.04 is: 25,123.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.96 : 34,861.70 = 18,208.04 : x
  2. Step 2: Convert to fraction form
    25,265.96/34,861.70 = 18,208.04/x
  3. Step 3: Cross multiply
    25,265.96x = 34,861.70 × 18,208.04
  4. Step 4: Simplify right side
    25,265.96x = 634,763,228.07
  5. Step 5: Solve for x
    x = 634,763,228.07/25,265.96
  6. Step 6: Final answer
    x = 25,123.26

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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.