Home / 19,539.17-29,302.76-7,057.65

Finding the Fourth Proportional to 19,539.17, 29,302.76 and 7,057.65

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Solution

The fourth proportional to 19,539.17, 29,302.76 and 7,057.65 is: 10,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.17 : 29,302.76 = 7,057.65 : x
  2. Step 2: Convert to fraction form
    19,539.17/29,302.76 = 7,057.65/x
  3. Step 3: Cross multiply
    19,539.17x = 29,302.76 × 7,057.65
  4. Step 4: Simplify right side
    19,539.17x = 206,808,624.11
  5. Step 5: Solve for x
    x = 206,808,624.11/19,539.17
  6. Step 6: Final answer
    x = 10,584.31

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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.