Home / 31,316.56-46,977.05-12,596.70

Finding the Fourth Proportional to 31,316.56, 46,977.05 and 12,596.70

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Solution

The fourth proportional to 31,316.56, 46,977.05 and 12,596.70 is: 18,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,316.56 : 46,977.05 = 12,596.70 : x
  2. Step 2: Convert to fraction form
    31,316.56/46,977.05 = 12,596.70/x
  3. Step 3: Cross multiply
    31,316.56x = 46,977.05 × 12,596.70
  4. Step 4: Simplify right side
    31,316.56x = 591,755,805.74
  5. Step 5: Solve for x
    x = 591,755,805.74/31,316.56
  6. Step 6: Final answer
    x = 18,895.94

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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.