Home / 21,232.04-29,300.18-11,672.53

Finding the Fourth Proportional to 21,232.04, 29,300.18 and 11,672.53

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Solution

The fourth proportional to 21,232.04, 29,300.18 and 11,672.53 is: 16,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232.04 : 29,300.18 = 11,672.53 : x
  2. Step 2: Convert to fraction form
    21,232.04/29,300.18 = 11,672.53/x
  3. Step 3: Cross multiply
    21,232.04x = 29,300.18 × 11,672.53
  4. Step 4: Simplify right side
    21,232.04x = 342,007,252.09
  5. Step 5: Solve for x
    x = 342,007,252.09/21,232.04
  6. Step 6: Final answer
    x = 16,108.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.