Home / 58,278.70-80,422.27-34,413.06

Finding the Fourth Proportional to 58,278.70, 80,422.27 and 34,413.06

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Solution

The fourth proportional to 58,278.70, 80,422.27 and 34,413.06 is: 47,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278.70 : 80,422.27 = 34,413.06 : x
  2. Step 2: Convert to fraction form
    58,278.70/80,422.27 = 34,413.06/x
  3. Step 3: Cross multiply
    58,278.70x = 80,422.27 × 34,413.06
  4. Step 4: Simplify right side
    58,278.70x = 2,767,576,402.85
  5. Step 5: Solve for x
    x = 2,767,576,402.85/58,278.70
  6. Step 6: Final answer
    x = 47,488.64

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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.