Home / 21,562.58-32,345.24-6,772.08

Finding the Fourth Proportional to 21,562.58, 32,345.24 and 6,772.08

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Solution

The fourth proportional to 21,562.58, 32,345.24 and 6,772.08 is: 10,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562.58 : 32,345.24 = 6,772.08 : x
  2. Step 2: Convert to fraction form
    21,562.58/32,345.24 = 6,772.08/x
  3. Step 3: Cross multiply
    21,562.58x = 32,345.24 × 6,772.08
  4. Step 4: Simplify right side
    21,562.58x = 219,044,397.74
  5. Step 5: Solve for x
    x = 219,044,397.74/21,562.58
  6. Step 6: Final answer
    x = 10,158.55

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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.