Home / 47,823.40-71,732.31-18,244.23

Finding the Fourth Proportional to 47,823.40, 71,732.31 and 18,244.23

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Solution

The fourth proportional to 47,823.40, 71,732.31 and 18,244.23 is: 27,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823.40 : 71,732.31 = 18,244.23 : x
  2. Step 2: Convert to fraction form
    47,823.40/71,732.31 = 18,244.23/x
  3. Step 3: Cross multiply
    47,823.40x = 71,732.31 × 18,244.23
  4. Step 4: Simplify right side
    47,823.40x = 1,308,700,762.07
  5. Step 5: Solve for x
    x = 1,308,700,762.07/47,823.40
  6. Step 6: Final answer
    x = 27,365.28

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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.