Home / 55,971.84-83,958.30-26,403.60

Finding the Fourth Proportional to 55,971.84, 83,958.30 and 26,403.60

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Solution

The fourth proportional to 55,971.84, 83,958.30 and 26,403.60 is: 39,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,971.84 : 83,958.30 = 26,403.60 : x
  2. Step 2: Convert to fraction form
    55,971.84/83,958.30 = 26,403.60/x
  3. Step 3: Cross multiply
    55,971.84x = 83,958.30 × 26,403.60
  4. Step 4: Simplify right side
    55,971.84x = 2,216,801,369.88
  5. Step 5: Solve for x
    x = 2,216,801,369.88/55,971.84
  6. Step 6: Final answer
    x = 39,605.65

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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.