Home / 39,555.76-59,333.54-9,975.92

Finding the Fourth Proportional to 39,555.76, 59,333.54 and 9,975.92

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Solution

The fourth proportional to 39,555.76, 59,333.54 and 9,975.92 is: 14,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,555.76 : 59,333.54 = 9,975.92 : x
  2. Step 2: Convert to fraction form
    39,555.76/59,333.54 = 9,975.92/x
  3. Step 3: Cross multiply
    39,555.76x = 59,333.54 × 9,975.92
  4. Step 4: Simplify right side
    39,555.76x = 591,906,648.36
  5. Step 5: Solve for x
    x = 591,906,648.36/39,555.76
  6. Step 6: Final answer
    x = 14,963.85

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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.