Home / 35,829.60-53,744.93-13,644.21

Finding the Fourth Proportional to 35,829.60, 53,744.93 and 13,644.21

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Solution

The fourth proportional to 35,829.60, 53,744.93 and 13,644.21 is: 20,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.60 : 53,744.93 = 13,644.21 : x
  2. Step 2: Convert to fraction form
    35,829.60/53,744.93 = 13,644.21/x
  3. Step 3: Cross multiply
    35,829.60x = 53,744.93 × 13,644.21
  4. Step 4: Simplify right side
    35,829.60x = 733,306,774.41
  5. Step 5: Solve for x
    x = 733,306,774.41/35,829.60
  6. Step 6: Final answer
    x = 20,466.51

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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.