Home / 55,515.04-76,609.92-33,154.72

Finding the Fourth Proportional to 55,515.04, 76,609.92 and 33,154.72

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Solution

The fourth proportional to 55,515.04, 76,609.92 and 33,154.72 is: 45,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,515.04 : 76,609.92 = 33,154.72 : x
  2. Step 2: Convert to fraction form
    55,515.04/76,609.92 = 33,154.72/x
  3. Step 3: Cross multiply
    55,515.04x = 76,609.92 × 33,154.72
  4. Step 4: Simplify right side
    55,515.04x = 2,539,980,446.82
  5. Step 5: Solve for x
    x = 2,539,980,446.82/55,515.04
  6. Step 6: Final answer
    x = 45,753.01

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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.