Home / 31,000.74-46,501.20-11,266.80

Finding the Fourth Proportional to 31,000.74, 46,501.20 and 11,266.80

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Solution

The fourth proportional to 31,000.74, 46,501.20 and 11,266.80 is: 16,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.74 : 46,501.20 = 11,266.80 : x
  2. Step 2: Convert to fraction form
    31,000.74/46,501.20 = 11,266.80/x
  3. Step 3: Cross multiply
    31,000.74x = 46,501.20 × 11,266.80
  4. Step 4: Simplify right side
    31,000.74x = 523,919,720.16
  5. Step 5: Solve for x
    x = 523,919,720.16/31,000.74
  6. Step 6: Final answer
    x = 16,900.23

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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.