Home / 49,045.20-67,684.59-28,902.93

Finding the Fourth Proportional to 49,045.20, 67,684.59 and 28,902.93

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Solution

The fourth proportional to 49,045.20, 67,684.59 and 28,902.93 is: 39,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,045.20 : 67,684.59 = 28,902.93 : x
  2. Step 2: Convert to fraction form
    49,045.20/67,684.59 = 28,902.93/x
  3. Step 3: Cross multiply
    49,045.20x = 67,684.59 × 28,902.93
  4. Step 4: Simplify right side
    49,045.20x = 1,956,282,628.43
  5. Step 5: Solve for x
    x = 1,956,282,628.43/49,045.20
  6. Step 6: Final answer
    x = 39,887.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.