Home / 19,517.06-29,280.87-7,038.47

Finding the Fourth Proportional to 19,517.06, 29,280.87 and 7,038.47

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Solution

The fourth proportional to 19,517.06, 29,280.87 and 7,038.47 is: 10,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.06 : 29,280.87 = 7,038.47 : x
  2. Step 2: Convert to fraction form
    19,517.06/29,280.87 = 7,038.47/x
  3. Step 3: Cross multiply
    19,517.06x = 29,280.87 × 7,038.47
  4. Step 4: Simplify right side
    19,517.06x = 206,092,525.07
  5. Step 5: Solve for x
    x = 206,092,525.07/19,517.06
  6. Step 6: Final answer
    x = 10,559.61

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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.