Home / 21,345.28-32,015.09-6,352.13

Finding the Fourth Proportional to 21,345.28, 32,015.09 and 6,352.13

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Solution

The fourth proportional to 21,345.28, 32,015.09 and 6,352.13 is: 9,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,345.28 : 32,015.09 = 6,352.13 : x
  2. Step 2: Convert to fraction form
    21,345.28/32,015.09 = 6,352.13/x
  3. Step 3: Cross multiply
    21,345.28x = 32,015.09 × 6,352.13
  4. Step 4: Simplify right side
    21,345.28x = 203,364,117.66
  5. Step 5: Solve for x
    x = 203,364,117.66/21,345.28
  6. Step 6: Final answer
    x = 9,527.36

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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.