Home / 22,028.60-32,999.70-13,237.40

Finding the Fourth Proportional to 22,028.60, 32,999.70 and 13,237.40

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Solution

The fourth proportional to 22,028.60, 32,999.70 and 13,237.40 is: 19,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.60 : 32,999.70 = 13,237.40 : x
  2. Step 2: Convert to fraction form
    22,028.60/32,999.70 = 13,237.40/x
  3. Step 3: Cross multiply
    22,028.60x = 32,999.70 × 13,237.40
  4. Step 4: Simplify right side
    22,028.60x = 436,830,228.78
  5. Step 5: Solve for x
    x = 436,830,228.78/22,028.60
  6. Step 6: Final answer
    x = 19,830.14

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1.5x scale

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.