Home / 21,342.60-32,010.30-5,756.58

Finding the Fourth Proportional to 21,342.60, 32,010.30 and 5,756.58

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Solution

The fourth proportional to 21,342.60, 32,010.30 and 5,756.58 is: 8,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342.60 : 32,010.30 = 5,756.58 : x
  2. Step 2: Convert to fraction form
    21,342.60/32,010.30 = 5,756.58/x
  3. Step 3: Cross multiply
    21,342.60x = 32,010.30 × 5,756.58
  4. Step 4: Simplify right side
    21,342.60x = 184,269,852.77
  5. Step 5: Solve for x
    x = 184,269,852.77/21,342.60
  6. Step 6: Final answer
    x = 8,633.90

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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.