Home / 19,633.59-29,451.33-6,485.67

Finding the Fourth Proportional to 19,633.59, 29,451.33 and 6,485.67

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Solution

The fourth proportional to 19,633.59, 29,451.33 and 6,485.67 is: 9,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.59 : 29,451.33 = 6,485.67 : x
  2. Step 2: Convert to fraction form
    19,633.59/29,451.33 = 6,485.67/x
  3. Step 3: Cross multiply
    19,633.59x = 29,451.33 × 6,485.67
  4. Step 4: Simplify right side
    19,633.59x = 191,011,607.44
  5. Step 5: Solve for x
    x = 191,011,607.44/19,633.59
  6. Step 6: Final answer
    x = 9,728.82

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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.