Home / 31,461.36-47,193.67-11,470.39

Finding the Fourth Proportional to 31,461.36, 47,193.67 and 11,470.39

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Solution

The fourth proportional to 31,461.36, 47,193.67 and 11,470.39 is: 17,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.36 : 47,193.67 = 11,470.39 : x
  2. Step 2: Convert to fraction form
    31,461.36/47,193.67 = 11,470.39/x
  3. Step 3: Cross multiply
    31,461.36x = 47,193.67 × 11,470.39
  4. Step 4: Simplify right side
    31,461.36x = 541,329,652.89
  5. Step 5: Solve for x
    x = 541,329,652.89/31,461.36
  6. Step 6: Final answer
    x = 17,206.17

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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.