Home / 21,558.65-32,334.22-5,972.63

Finding the Fourth Proportional to 21,558.65, 32,334.22 and 5,972.63

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Solution

The fourth proportional to 21,558.65, 32,334.22 and 5,972.63 is: 8,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558.65 : 32,334.22 = 5,972.63 : x
  2. Step 2: Convert to fraction form
    21,558.65/32,334.22 = 5,972.63/x
  3. Step 3: Cross multiply
    21,558.65x = 32,334.22 × 5,972.63
  4. Step 4: Simplify right side
    21,558.65x = 193,120,332.40
  5. Step 5: Solve for x
    x = 193,120,332.40/21,558.65
  6. Step 6: Final answer
    x = 8,957.90

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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.