Home / 19,539.43-29,303.01-7,057.81

Finding the Fourth Proportional to 19,539.43, 29,303.01 and 7,057.81

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Solution

The fourth proportional to 19,539.43, 29,303.01 and 7,057.81 is: 10,584.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.43 : 29,303.01 = 7,057.81 : x
  2. Step 2: Convert to fraction form
    19,539.43/29,303.01 = 7,057.81/x
  3. Step 3: Cross multiply
    19,539.43x = 29,303.01 × 7,057.81
  4. Step 4: Simplify right side
    19,539.43x = 206,815,077.01
  5. Step 5: Solve for x
    x = 206,815,077.01/19,539.43
  6. Step 6: Final answer
    x = 10,584.50

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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.