Home / 21,717.96-32,559.55-14,267.88

Finding the Fourth Proportional to 21,717.96, 32,559.55 and 14,267.88

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Solution

The fourth proportional to 21,717.96, 32,559.55 and 14,267.88 is: 21,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.96 : 32,559.55 = 14,267.88 : x
  2. Step 2: Convert to fraction form
    21,717.96/32,559.55 = 14,267.88/x
  3. Step 3: Cross multiply
    21,717.96x = 32,559.55 × 14,267.88
  4. Step 4: Simplify right side
    21,717.96x = 464,555,752.25
  5. Step 5: Solve for x
    x = 464,555,752.25/21,717.96
  6. Step 6: Final answer
    x = 21,390.40

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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.