Home / 14,812.35-22,193.93-10,420.58

Finding the Fourth Proportional to 14,812.35, 22,193.93 and 10,420.58

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Solution

The fourth proportional to 14,812.35, 22,193.93 and 10,420.58 is: 15,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.35 : 22,193.93 = 10,420.58 : x
  2. Step 2: Convert to fraction form
    14,812.35/22,193.93 = 10,420.58/x
  3. Step 3: Cross multiply
    14,812.35x = 22,193.93 × 10,420.58
  4. Step 4: Simplify right side
    14,812.35x = 231,273,460.01
  5. Step 5: Solve for x
    x = 231,273,460.01/14,812.35
  6. Step 6: Final answer
    x = 15,613.56

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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.