Home / 21,784.76-32,634.33-14,366.60

Finding the Fourth Proportional to 21,784.76, 32,634.33 and 14,366.60

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Solution

The fourth proportional to 21,784.76, 32,634.33 and 14,366.60 is: 21,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.76 : 32,634.33 = 14,366.60 : x
  2. Step 2: Convert to fraction form
    21,784.76/32,634.33 = 14,366.60/x
  3. Step 3: Cross multiply
    21,784.76x = 32,634.33 × 14,366.60
  4. Step 4: Simplify right side
    21,784.76x = 468,844,365.38
  5. Step 5: Solve for x
    x = 468,844,365.38/21,784.76
  6. Step 6: Final answer
    x = 21,521.67

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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.