Home / 28,879.84-43,337.04-26,529.76

Finding the Fourth Proportional to 28,879.84, 43,337.04 and 26,529.76

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Solution

The fourth proportional to 28,879.84, 43,337.04 and 26,529.76 is: 39,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,879.84 : 43,337.04 = 26,529.76 : x
  2. Step 2: Convert to fraction form
    28,879.84/43,337.04 = 26,529.76/x
  3. Step 3: Cross multiply
    28,879.84x = 43,337.04 × 26,529.76
  4. Step 4: Simplify right side
    28,879.84x = 1,149,721,270.31
  5. Step 5: Solve for x
    x = 1,149,721,270.31/28,879.84
  6. Step 6: Final answer
    x = 39,810.51

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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.