Home / 18,228.72-25,155.48-10,273.50

Finding the Fourth Proportional to 18,228.72, 25,155.48 and 10,273.50

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Solution

The fourth proportional to 18,228.72, 25,155.48 and 10,273.50 is: 14,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.72 : 25,155.48 = 10,273.50 : x
  2. Step 2: Convert to fraction form
    18,228.72/25,155.48 = 10,273.50/x
  3. Step 3: Cross multiply
    18,228.72x = 25,155.48 × 10,273.50
  4. Step 4: Simplify right side
    18,228.72x = 258,434,886.67
  5. Step 5: Solve for x
    x = 258,434,886.67/18,228.72
  6. Step 6: Final answer
    x = 14,177.35

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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.