Home / 56,210.80-84,357.76-26,628.72

Finding the Fourth Proportional to 56,210.80, 84,357.76 and 26,628.72

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Solution

The fourth proportional to 56,210.80, 84,357.76 and 26,628.72 is: 39,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,210.80 : 84,357.76 = 26,628.72 : x
  2. Step 2: Convert to fraction form
    56,210.80/84,357.76 = 26,628.72/x
  3. Step 3: Cross multiply
    56,210.80x = 84,357.76 × 26,628.72
  4. Step 4: Simplify right side
    56,210.80x = 2,246,339,170.87
  5. Step 5: Solve for x
    x = 2,246,339,170.87/56,210.80
  6. Step 6: Final answer
    x = 39,962.77

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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.