Home / 45,182.07-62,402.37-30,817.38

Finding the Fourth Proportional to 45,182.07, 62,402.37 and 30,817.38

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Solution

The fourth proportional to 45,182.07, 62,402.37 and 30,817.38 is: 42,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,182.07 : 62,402.37 = 30,817.38 : x
  2. Step 2: Convert to fraction form
    45,182.07/62,402.37 = 30,817.38/x
  3. Step 3: Cross multiply
    45,182.07x = 62,402.37 × 30,817.38
  4. Step 4: Simplify right side
    45,182.07x = 1,923,077,549.19
  5. Step 5: Solve for x
    x = 1,923,077,549.19/45,182.07
  6. Step 6: Final answer
    x = 42,562.85

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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.