Home / 23,555.88-32,506.90-12,800.68

Finding the Fourth Proportional to 23,555.88, 32,506.90 and 12,800.68

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Solution

The fourth proportional to 23,555.88, 32,506.90 and 12,800.68 is: 17,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.88 : 32,506.90 = 12,800.68 : x
  2. Step 2: Convert to fraction form
    23,555.88/32,506.90 = 12,800.68/x
  3. Step 3: Cross multiply
    23,555.88x = 32,506.90 × 12,800.68
  4. Step 4: Simplify right side
    23,555.88x = 416,110,424.69
  5. Step 5: Solve for x
    x = 416,110,424.69/23,555.88
  6. Step 6: Final answer
    x = 17,664.82

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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.