Home / 30,849.92-46,275.78-9,790.04

Finding the Fourth Proportional to 30,849.92, 46,275.78 and 9,790.04

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Solution

The fourth proportional to 30,849.92, 46,275.78 and 9,790.04 is: 14,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.92 : 46,275.78 = 9,790.04 : x
  2. Step 2: Convert to fraction form
    30,849.92/46,275.78 = 9,790.04/x
  3. Step 3: Cross multiply
    30,849.92x = 46,275.78 × 9,790.04
  4. Step 4: Simplify right side
    30,849.92x = 453,041,737.23
  5. Step 5: Solve for x
    x = 453,041,737.23/30,849.92
  6. Step 6: Final answer
    x = 14,685.35

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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.