Home / 21,852.99-32,732.10-13,535.10

Finding the Fourth Proportional to 21,852.99, 32,732.10 and 13,535.10

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Solution

The fourth proportional to 21,852.99, 32,732.10 and 13,535.10 is: 20,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852.99 : 32,732.10 = 13,535.10 : x
  2. Step 2: Convert to fraction form
    21,852.99/32,732.10 = 13,535.10/x
  3. Step 3: Cross multiply
    21,852.99x = 32,732.10 × 13,535.10
  4. Step 4: Simplify right side
    21,852.99x = 443,032,246.71
  5. Step 5: Solve for x
    x = 443,032,246.71/21,852.99
  6. Step 6: Final answer
    x = 20,273.30

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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.