Home / 62,633.70-86,434.39-34,341.21

Finding the Fourth Proportional to 62,633.70, 86,434.39 and 34,341.21

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Solution

The fourth proportional to 62,633.70, 86,434.39 and 34,341.21 is: 47,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,633.70 : 86,434.39 = 34,341.21 : x
  2. Step 2: Convert to fraction form
    62,633.70/86,434.39 = 34,341.21/x
  3. Step 3: Cross multiply
    62,633.70x = 86,434.39 × 34,341.21
  4. Step 4: Simplify right side
    62,633.70x = 2,968,261,538.21
  5. Step 5: Solve for x
    x = 2,968,261,538.21/62,633.70
  6. Step 6: Final answer
    x = 47,390.81

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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.