Home / 31,917.36-47,875.98-9,730.92

Finding the Fourth Proportional to 31,917.36, 47,875.98 and 9,730.92

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Solution

The fourth proportional to 31,917.36, 47,875.98 and 9,730.92 is: 14,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,917.36 : 47,875.98 = 9,730.92 : x
  2. Step 2: Convert to fraction form
    31,917.36/47,875.98 = 9,730.92/x
  3. Step 3: Cross multiply
    31,917.36x = 47,875.98 × 9,730.92
  4. Step 4: Simplify right side
    31,917.36x = 465,877,331.30
  5. Step 5: Solve for x
    x = 465,877,331.30/31,917.36
  6. Step 6: Final answer
    x = 14,596.36

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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.