Home / 18,657.20-25,746.54-10,273.70

Finding the Fourth Proportional to 18,657.20, 25,746.54 and 10,273.70

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Solution

The fourth proportional to 18,657.20, 25,746.54 and 10,273.70 is: 14,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657.20 : 25,746.54 = 10,273.70 : x
  2. Step 2: Convert to fraction form
    18,657.20/25,746.54 = 10,273.70/x
  3. Step 3: Cross multiply
    18,657.20x = 25,746.54 × 10,273.70
  4. Step 4: Simplify right side
    18,657.20x = 264,512,228.00
  5. Step 5: Solve for x
    x = 264,512,228.00/18,657.20
  6. Step 6: Final answer
    x = 14,177.49

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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.