Home / 14,749.90-22,011.58-13,173.44

Finding the Fourth Proportional to 14,749.90, 22,011.58 and 13,173.44

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Solution

The fourth proportional to 14,749.90, 22,011.58 and 13,173.44 is: 19,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.90 : 22,011.58 = 13,173.44 : x
  2. Step 2: Convert to fraction form
    14,749.90/22,011.58 = 13,173.44/x
  3. Step 3: Cross multiply
    14,749.90x = 22,011.58 × 13,173.44
  4. Step 4: Simplify right side
    14,749.90x = 289,968,134.84
  5. Step 5: Solve for x
    x = 289,968,134.84/14,749.90
  6. Step 6: Final answer
    x = 19,658.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.