Home / 21,754.32-32,572.92-11,344.08

Finding the Fourth Proportional to 21,754.32, 32,572.92 and 11,344.08

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Solution

The fourth proportional to 21,754.32, 32,572.92 and 11,344.08 is: 16,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.32 : 32,572.92 = 11,344.08 : x
  2. Step 2: Convert to fraction form
    21,754.32/32,572.92 = 11,344.08/x
  3. Step 3: Cross multiply
    21,754.32x = 32,572.92 × 11,344.08
  4. Step 4: Simplify right side
    21,754.32x = 369,509,810.31
  5. Step 5: Solve for x
    x = 369,509,810.31/21,754.32
  6. Step 6: Final answer
    x = 16,985.58

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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.