Home / 18,749.33-28,123.98-17,184.94

Finding the Fourth Proportional to 18,749.33, 28,123.98 and 17,184.94

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Solution

The fourth proportional to 18,749.33, 28,123.98 and 17,184.94 is: 25,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.33 : 28,123.98 = 17,184.94 : x
  2. Step 2: Convert to fraction form
    18,749.33/28,123.98 = 17,184.94/x
  3. Step 3: Cross multiply
    18,749.33x = 28,123.98 × 17,184.94
  4. Step 4: Simplify right side
    18,749.33x = 483,308,908.86
  5. Step 5: Solve for x
    x = 483,308,908.86/18,749.33
  6. Step 6: Final answer
    x = 25,777.40

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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.