Home / 31,091.32-46,630.33-8,898.74

Finding the Fourth Proportional to 31,091.32, 46,630.33 and 8,898.74

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Solution

The fourth proportional to 31,091.32, 46,630.33 and 8,898.74 is: 13,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091.32 : 46,630.33 = 8,898.74 : x
  2. Step 2: Convert to fraction form
    31,091.32/46,630.33 = 8,898.74/x
  3. Step 3: Cross multiply
    31,091.32x = 46,630.33 × 8,898.74
  4. Step 4: Simplify right side
    31,091.32x = 414,950,927.39
  5. Step 5: Solve for x
    x = 414,950,927.39/31,091.32
  6. Step 6: Final answer
    x = 13,346.20

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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.