Home / 55,818.45-83,656.34-26,170.89

Finding the Fourth Proportional to 55,818.45, 83,656.34 and 26,170.89

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Solution

The fourth proportional to 55,818.45, 83,656.34 and 26,170.89 is: 39,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.45 : 83,656.34 = 26,170.89 : x
  2. Step 2: Convert to fraction form
    55,818.45/83,656.34 = 26,170.89/x
  3. Step 3: Cross multiply
    55,818.45x = 83,656.34 × 26,170.89
  4. Step 4: Simplify right side
    55,818.45x = 2,189,360,741.09
  5. Step 5: Solve for x
    x = 2,189,360,741.09/55,818.45
  6. Step 6: Final answer
    x = 39,222.89

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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.