Home / 21,537.90-32,284.58-15,600.20

Finding the Fourth Proportional to 21,537.90, 32,284.58 and 15,600.20

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Solution

The fourth proportional to 21,537.90, 32,284.58 and 15,600.20 is: 23,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,537.90 : 32,284.58 = 15,600.20 : x
  2. Step 2: Convert to fraction form
    21,537.90/32,284.58 = 15,600.20/x
  3. Step 3: Cross multiply
    21,537.90x = 32,284.58 × 15,600.20
  4. Step 4: Simplify right side
    21,537.90x = 503,645,665.49
  5. Step 5: Solve for x
    x = 503,645,665.49/21,537.90
  6. Step 6: Final answer
    x = 23,384.16

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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.