Home / 21,927.10-32,927.10-12,073.45

Finding the Fourth Proportional to 21,927.10, 32,927.10 and 12,073.45

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Solution

The fourth proportional to 21,927.10, 32,927.10 and 12,073.45 is: 18,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927.10 : 32,927.10 = 12,073.45 : x
  2. Step 2: Convert to fraction form
    21,927.10/32,927.10 = 12,073.45/x
  3. Step 3: Cross multiply
    21,927.10x = 32,927.10 × 12,073.45
  4. Step 4: Simplify right side
    21,927.10x = 397,543,695.50
  5. Step 5: Solve for x
    x = 397,543,695.50/21,927.10
  6. Step 6: Final answer
    x = 18,130.25

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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.