Home / 55,519.47-76,595.35-35,372.75

Finding the Fourth Proportional to 55,519.47, 76,595.35 and 35,372.75

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Solution

The fourth proportional to 55,519.47, 76,595.35 and 35,372.75 is: 48,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519.47 : 76,595.35 = 35,372.75 : x
  2. Step 2: Convert to fraction form
    55,519.47/76,595.35 = 35,372.75/x
  3. Step 3: Cross multiply
    55,519.47x = 76,595.35 × 35,372.75
  4. Step 4: Simplify right side
    55,519.47x = 2,709,388,166.71
  5. Step 5: Solve for x
    x = 2,709,388,166.71/55,519.47
  6. Step 6: Final answer
    x = 48,800.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.