Home / 23,470.66-32,389.64-12,860.67

Finding the Fourth Proportional to 23,470.66, 32,389.64 and 12,860.67

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Solution

The fourth proportional to 23,470.66, 32,389.64 and 12,860.67 is: 17,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.66 : 32,389.64 = 12,860.67 : x
  2. Step 2: Convert to fraction form
    23,470.66/32,389.64 = 12,860.67/x
  3. Step 3: Cross multiply
    23,470.66x = 32,389.64 × 12,860.67
  4. Step 4: Simplify right side
    23,470.66x = 416,552,576.84
  5. Step 5: Solve for x
    x = 416,552,576.84/23,470.66
  6. Step 6: Final answer
    x = 17,747.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.