Home / 21,409.34-32,114.86-5,826.92

Finding the Fourth Proportional to 21,409.34, 32,114.86 and 5,826.92

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Solution

The fourth proportional to 21,409.34, 32,114.86 and 5,826.92 is: 8,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409.34 : 32,114.86 = 5,826.92 : x
  2. Step 2: Convert to fraction form
    21,409.34/32,114.86 = 5,826.92/x
  3. Step 3: Cross multiply
    21,409.34x = 32,114.86 × 5,826.92
  4. Step 4: Simplify right side
    21,409.34x = 187,130,544.89
  5. Step 5: Solve for x
    x = 187,130,544.89/21,409.34
  6. Step 6: Final answer
    x = 8,740.61

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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.