Home / 31,608.54-47,412.20-9,436.94

Finding the Fourth Proportional to 31,608.54, 47,412.20 and 9,436.94

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Solution

The fourth proportional to 31,608.54, 47,412.20 and 9,436.94 is: 14,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,608.54 : 47,412.20 = 9,436.94 : x
  2. Step 2: Convert to fraction form
    31,608.54/47,412.20 = 9,436.94/x
  3. Step 3: Cross multiply
    31,608.54x = 47,412.20 × 9,436.94
  4. Step 4: Simplify right side
    31,608.54x = 447,426,086.67
  5. Step 5: Solve for x
    x = 447,426,086.67/31,608.54
  6. Step 6: Final answer
    x = 14,155.23

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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.