Home / 32,982.18-49,467.78-11,918.13

Finding the Fourth Proportional to 32,982.18, 49,467.78 and 11,918.13

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Solution

The fourth proportional to 32,982.18, 49,467.78 and 11,918.13 is: 17,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,982.18 : 49,467.78 = 11,918.13 : x
  2. Step 2: Convert to fraction form
    32,982.18/49,467.78 = 11,918.13/x
  3. Step 3: Cross multiply
    32,982.18x = 49,467.78 × 11,918.13
  4. Step 4: Simplify right side
    32,982.18x = 589,563,432.85
  5. Step 5: Solve for x
    x = 589,563,432.85/32,982.18
  6. Step 6: Final answer
    x = 17,875.21

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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.