Home / 14,445.28-21,659.82-4,582.72

Finding the Fourth Proportional to 14,445.28, 21,659.82 and 4,582.72

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Solution

The fourth proportional to 14,445.28, 21,659.82 and 4,582.72 is: 6,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.28 : 21,659.82 = 4,582.72 : x
  2. Step 2: Convert to fraction form
    14,445.28/21,659.82 = 4,582.72/x
  3. Step 3: Cross multiply
    14,445.28x = 21,659.82 × 4,582.72
  4. Step 4: Simplify right side
    14,445.28x = 99,260,890.31
  5. Step 5: Solve for x
    x = 99,260,890.31/14,445.28
  6. Step 6: Final answer
    x = 6,871.51

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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.