Home / 21,712.50-32,568.72-14,263.08

Finding the Fourth Proportional to 21,712.50, 32,568.72 and 14,263.08

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Solution

The fourth proportional to 21,712.50, 32,568.72 and 14,263.08 is: 21,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,712.50 : 32,568.72 = 14,263.08 : x
  2. Step 2: Convert to fraction form
    21,712.50/32,568.72 = 14,263.08/x
  3. Step 3: Cross multiply
    21,712.50x = 32,568.72 × 14,263.08
  4. Step 4: Simplify right side
    21,712.50x = 464,530,258.86
  5. Step 5: Solve for x
    x = 464,530,258.86/21,712.50
  6. Step 6: Final answer
    x = 21,394.60

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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.