Home / 18,749.16-25,876.48-18,133.84

Finding the Fourth Proportional to 18,749.16, 25,876.48 and 18,133.84

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Solution

The fourth proportional to 18,749.16, 25,876.48 and 18,133.84 is: 25,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.16 : 25,876.48 = 18,133.84 : x
  2. Step 2: Convert to fraction form
    18,749.16/25,876.48 = 18,133.84/x
  3. Step 3: Cross multiply
    18,749.16x = 25,876.48 × 18,133.84
  4. Step 4: Simplify right side
    18,749.16x = 469,239,948.08
  5. Step 5: Solve for x
    x = 469,239,948.08/18,749.16
  6. Step 6: Final answer
    x = 25,027.25

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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.