Home / 43,792.55-65,688.78-14,210.38

Finding the Fourth Proportional to 43,792.55, 65,688.78 and 14,210.38

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Solution

The fourth proportional to 43,792.55, 65,688.78 and 14,210.38 is: 21,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,792.55 : 65,688.78 = 14,210.38 : x
  2. Step 2: Convert to fraction form
    43,792.55/65,688.78 = 14,210.38/x
  3. Step 3: Cross multiply
    43,792.55x = 65,688.78 × 14,210.38
  4. Step 4: Simplify right side
    43,792.55x = 933,462,525.54
  5. Step 5: Solve for x
    x = 933,462,525.54/43,792.55
  6. Step 6: Final answer
    x = 21,315.56

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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.