Home / 25,110.18-37,638.54-11,934.72

Finding the Fourth Proportional to 25,110.18, 37,638.54 and 11,934.72

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Solution

The fourth proportional to 25,110.18, 37,638.54 and 11,934.72 is: 17,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.18 : 37,638.54 = 11,934.72 : x
  2. Step 2: Convert to fraction form
    25,110.18/37,638.54 = 11,934.72/x
  3. Step 3: Cross multiply
    25,110.18x = 37,638.54 × 11,934.72
  4. Step 4: Simplify right side
    25,110.18x = 449,205,436.11
  5. Step 5: Solve for x
    x = 449,205,436.11/25,110.18
  6. Step 6: Final answer
    x = 17,889.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.