Home / 28,749.24-43,114.50-11,225.16

Finding the Fourth Proportional to 28,749.24, 43,114.50 and 11,225.16

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Solution

The fourth proportional to 28,749.24, 43,114.50 and 11,225.16 is: 16,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749.24 : 43,114.50 = 11,225.16 : x
  2. Step 2: Convert to fraction form
    28,749.24/43,114.50 = 11,225.16/x
  3. Step 3: Cross multiply
    28,749.24x = 43,114.50 × 11,225.16
  4. Step 4: Simplify right side
    28,749.24x = 483,967,160.82
  5. Step 5: Solve for x
    x = 483,967,160.82/28,749.24
  6. Step 6: Final answer
    x = 16,834.09

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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.