Home / 58,603.09-80,872.19-31,745.70

Finding the Fourth Proportional to 58,603.09, 80,872.19 and 31,745.70

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Solution

The fourth proportional to 58,603.09, 80,872.19 and 31,745.70 is: 43,809.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,603.09 : 80,872.19 = 31,745.70 : x
  2. Step 2: Convert to fraction form
    58,603.09/80,872.19 = 31,745.70/x
  3. Step 3: Cross multiply
    58,603.09x = 80,872.19 × 31,745.70
  4. Step 4: Simplify right side
    58,603.09x = 2,567,344,545.67
  5. Step 5: Solve for x
    x = 2,567,344,545.67/58,603.09
  6. Step 6: Final answer
    x = 43,809.03

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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.