Home / 56,301.06-84,412.65-28,190.82

Finding the Fourth Proportional to 56,301.06, 84,412.65 and 28,190.82

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Solution

The fourth proportional to 56,301.06, 84,412.65 and 28,190.82 is: 42,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,301.06 : 84,412.65 = 28,190.82 : x
  2. Step 2: Convert to fraction form
    56,301.06/84,412.65 = 28,190.82/x
  3. Step 3: Cross multiply
    56,301.06x = 84,412.65 × 28,190.82
  4. Step 4: Simplify right side
    56,301.06x = 2,379,661,821.87
  5. Step 5: Solve for x
    x = 2,379,661,821.87/56,301.06
  6. Step 6: Final answer
    x = 42,266.73

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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.