Home / 49,368.79-68,128.65-26,707.72

Finding the Fourth Proportional to 49,368.79, 68,128.65 and 26,707.72

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Solution

The fourth proportional to 49,368.79, 68,128.65 and 26,707.72 is: 36,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.79 : 68,128.65 = 26,707.72 : x
  2. Step 2: Convert to fraction form
    49,368.79/68,128.65 = 26,707.72/x
  3. Step 3: Cross multiply
    49,368.79x = 68,128.65 × 26,707.72
  4. Step 4: Simplify right side
    49,368.79x = 1,819,560,737.86
  5. Step 5: Solve for x
    x = 1,819,560,737.86/49,368.79
  6. Step 6: Final answer
    x = 36,856.50

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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.