Home / 23,202.04-32,018.79-13,130.29

Finding the Fourth Proportional to 23,202.04, 32,018.79 and 13,130.29

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Solution

The fourth proportional to 23,202.04, 32,018.79 and 13,130.29 is: 18,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,202.04 : 32,018.79 = 13,130.29 : x
  2. Step 2: Convert to fraction form
    23,202.04/32,018.79 = 13,130.29/x
  3. Step 3: Cross multiply
    23,202.04x = 32,018.79 × 13,130.29
  4. Step 4: Simplify right side
    23,202.04x = 420,416,177.46
  5. Step 5: Solve for x
    x = 420,416,177.46/23,202.04
  6. Step 6: Final answer
    x = 18,119.80

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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.