Home / 25,887.61-35,725.49-15,273.37

Finding the Fourth Proportional to 25,887.61, 35,725.49 and 15,273.37

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Solution

The fourth proportional to 25,887.61, 35,725.49 and 15,273.37 is: 21,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,887.61 : 35,725.49 = 15,273.37 : x
  2. Step 2: Convert to fraction form
    25,887.61/35,725.49 = 15,273.37/x
  3. Step 3: Cross multiply
    25,887.61x = 35,725.49 × 15,273.37
  4. Step 4: Simplify right side
    25,887.61x = 545,648,627.20
  5. Step 5: Solve for x
    x = 545,648,627.20/25,887.61
  6. Step 6: Final answer
    x = 21,077.60

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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.