Home / 23,203.59-32,018.84-13,130.42

Finding the Fourth Proportional to 23,203.59, 32,018.84 and 13,130.42

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Solution

The fourth proportional to 23,203.59, 32,018.84 and 13,130.42 is: 18,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.59 : 32,018.84 = 13,130.42 : x
  2. Step 2: Convert to fraction form
    23,203.59/32,018.84 = 13,130.42/x
  3. Step 3: Cross multiply
    23,203.59x = 32,018.84 × 13,130.42
  4. Step 4: Simplify right side
    23,203.59x = 420,420,591.37
  5. Step 5: Solve for x
    x = 420,420,591.37/23,203.59
  6. Step 6: Final answer
    x = 18,118.77

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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.