Home / 23,530.35-32,471.90-12,775.21

Finding the Fourth Proportional to 23,530.35, 32,471.90 and 12,775.21

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Solution

The fourth proportional to 23,530.35, 32,471.90 and 12,775.21 is: 17,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,530.35 : 32,471.90 = 12,775.21 : x
  2. Step 2: Convert to fraction form
    23,530.35/32,471.90 = 12,775.21/x
  3. Step 3: Cross multiply
    23,530.35x = 32,471.90 × 12,775.21
  4. Step 4: Simplify right side
    23,530.35x = 414,835,341.60
  5. Step 5: Solve for x
    x = 414,835,341.60/23,530.35
  6. Step 6: Final answer
    x = 17,629.80

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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.