Home / 55,747.27-76,931.45-30,253.63

Finding the Fourth Proportional to 55,747.27, 76,931.45 and 30,253.63

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Solution

The fourth proportional to 55,747.27, 76,931.45 and 30,253.63 is: 41,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,747.27 : 76,931.45 = 30,253.63 : x
  2. Step 2: Convert to fraction form
    55,747.27/76,931.45 = 30,253.63/x
  3. Step 3: Cross multiply
    55,747.27x = 76,931.45 × 30,253.63
  4. Step 4: Simplify right side
    55,747.27x = 2,327,455,623.66
  5. Step 5: Solve for x
    x = 2,327,455,623.66/55,747.27
  6. Step 6: Final answer
    x = 41,750.13

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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.