Home / 35,223.60-52,835.40-18,577.20

Finding the Fourth Proportional to 35,223.60, 52,835.40 and 18,577.20

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Solution

The fourth proportional to 35,223.60, 52,835.40 and 18,577.20 is: 27,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.60 : 52,835.40 = 18,577.20 : x
  2. Step 2: Convert to fraction form
    35,223.60/52,835.40 = 18,577.20/x
  3. Step 3: Cross multiply
    35,223.60x = 52,835.40 × 18,577.20
  4. Step 4: Simplify right side
    35,223.60x = 981,533,792.88
  5. Step 5: Solve for x
    x = 981,533,792.88/35,223.60
  6. Step 6: Final answer
    x = 27,865.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.