Home / 25,688.07-38,531.52-11,837.07

Finding the Fourth Proportional to 25,688.07, 38,531.52 and 11,837.07

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Solution

The fourth proportional to 25,688.07, 38,531.52 and 11,837.07 is: 17,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.07 : 38,531.52 = 11,837.07 : x
  2. Step 2: Convert to fraction form
    25,688.07/38,531.52 = 11,837.07/x
  3. Step 3: Cross multiply
    25,688.07x = 38,531.52 × 11,837.07
  4. Step 4: Simplify right side
    25,688.07x = 456,100,299.45
  5. Step 5: Solve for x
    x = 456,100,299.45/25,688.07
  6. Step 6: Final answer
    x = 17,755.34

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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.