Home / 30,411.02-41,966.76-16,982.48

Finding the Fourth Proportional to 30,411.02, 41,966.76 and 16,982.48

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Solution

The fourth proportional to 30,411.02, 41,966.76 and 16,982.48 is: 23,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,411.02 : 41,966.76 = 16,982.48 : x
  2. Step 2: Convert to fraction form
    30,411.02/41,966.76 = 16,982.48/x
  3. Step 3: Cross multiply
    30,411.02x = 41,966.76 × 16,982.48
  4. Step 4: Simplify right side
    30,411.02x = 712,699,662.36
  5. Step 5: Solve for x
    x = 712,699,662.36/30,411.02
  6. Step 6: Final answer
    x = 23,435.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.