Home / 39,449.18-59,171.74-14,487.31

Finding the Fourth Proportional to 39,449.18, 59,171.74 and 14,487.31

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Solution

The fourth proportional to 39,449.18, 59,171.74 and 14,487.31 is: 21,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,449.18 : 59,171.74 = 14,487.31 : x
  2. Step 2: Convert to fraction form
    39,449.18/59,171.74 = 14,487.31/x
  3. Step 3: Cross multiply
    39,449.18x = 59,171.74 × 14,487.31
  4. Step 4: Simplify right side
    39,449.18x = 857,239,340.62
  5. Step 5: Solve for x
    x = 857,239,340.62/39,449.18
  6. Step 6: Final answer
    x = 21,730.22

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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.