Home / 31,925.06-47,890.34-8,232.40

Finding the Fourth Proportional to 31,925.06, 47,890.34 and 8,232.40

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Solution

The fourth proportional to 31,925.06, 47,890.34 and 8,232.40 is: 12,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,925.06 : 47,890.34 = 8,232.40 : x
  2. Step 2: Convert to fraction form
    31,925.06/47,890.34 = 8,232.40/x
  3. Step 3: Cross multiply
    31,925.06x = 47,890.34 × 8,232.40
  4. Step 4: Simplify right side
    31,925.06x = 394,252,484.59
  5. Step 5: Solve for x
    x = 394,252,484.59/31,925.06
  6. Step 6: Final answer
    x = 12,349.31

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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.