Home / 19,557.95-29,339.21-7,083.86

Finding the Fourth Proportional to 19,557.95, 29,339.21 and 7,083.86

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Solution

The fourth proportional to 19,557.95, 29,339.21 and 7,083.86 is: 10,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.95 : 29,339.21 = 7,083.86 : x
  2. Step 2: Convert to fraction form
    19,557.95/29,339.21 = 7,083.86/x
  3. Step 3: Cross multiply
    19,557.95x = 29,339.21 × 7,083.86
  4. Step 4: Simplify right side
    19,557.95x = 207,834,674.04
  5. Step 5: Solve for x
    x = 207,834,674.04/19,557.95
  6. Step 6: Final answer
    x = 10,626.61

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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.