Home / 45,372.27-62,661.57-40,424.79

Finding the Fourth Proportional to 45,372.27, 62,661.57 and 40,424.79

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Solution

The fourth proportional to 45,372.27, 62,661.57 and 40,424.79 is: 55,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,372.27 : 62,661.57 = 40,424.79 : x
  2. Step 2: Convert to fraction form
    45,372.27/62,661.57 = 40,424.79/x
  3. Step 3: Cross multiply
    45,372.27x = 62,661.57 × 40,424.79
  4. Step 4: Simplify right side
    45,372.27x = 2,533,080,808.32
  5. Step 5: Solve for x
    x = 2,533,080,808.32/45,372.27
  6. Step 6: Final answer
    x = 55,828.83

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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.