Home / 31,647.97-47,430.42-23,288.84

Finding the Fourth Proportional to 31,647.97, 47,430.42 and 23,288.84

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Solution

The fourth proportional to 31,647.97, 47,430.42 and 23,288.84 is: 34,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.97 : 47,430.42 = 23,288.84 : x
  2. Step 2: Convert to fraction form
    31,647.97/47,430.42 = 23,288.84/x
  3. Step 3: Cross multiply
    31,647.97x = 47,430.42 × 23,288.84
  4. Step 4: Simplify right side
    31,647.97x = 1,104,599,462.51
  5. Step 5: Solve for x
    x = 1,104,599,462.51/31,647.97
  6. Step 6: Final answer
    x = 34,902.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.