Home / 55,613.43-76,748.45-30,462.93

Finding the Fourth Proportional to 55,613.43, 76,748.45 and 30,462.93

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Solution

The fourth proportional to 55,613.43, 76,748.45 and 30,462.93 is: 42,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613.43 : 76,748.45 = 30,462.93 : x
  2. Step 2: Convert to fraction form
    55,613.43/76,748.45 = 30,462.93/x
  3. Step 3: Cross multiply
    55,613.43x = 76,748.45 × 30,462.93
  4. Step 4: Simplify right side
    55,613.43x = 2,337,982,507.64
  5. Step 5: Solve for x
    x = 2,337,982,507.64/55,613.43
  6. Step 6: Final answer
    x = 42,039.89

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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.