Home / 19,489.45-29,237.23-6,338.74

Finding the Fourth Proportional to 19,489.45, 29,237.23 and 6,338.74

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Solution

The fourth proportional to 19,489.45, 29,237.23 and 6,338.74 is: 9,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.45 : 29,237.23 = 6,338.74 : x
  2. Step 2: Convert to fraction form
    19,489.45/29,237.23 = 6,338.74/x
  3. Step 3: Cross multiply
    19,489.45x = 29,237.23 × 6,338.74
  4. Step 4: Simplify right side
    19,489.45x = 185,327,199.29
  5. Step 5: Solve for x
    x = 185,327,199.29/19,489.45
  6. Step 6: Final answer
    x = 9,509.10

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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.