Home / 30,276.74-41,781.27-16,847.19

Finding the Fourth Proportional to 30,276.74, 41,781.27 and 16,847.19

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Solution

The fourth proportional to 30,276.74, 41,781.27 and 16,847.19 is: 23,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,276.74 : 41,781.27 = 16,847.19 : x
  2. Step 2: Convert to fraction form
    30,276.74/41,781.27 = 16,847.19/x
  3. Step 3: Cross multiply
    30,276.74x = 41,781.27 × 16,847.19
  4. Step 4: Simplify right side
    30,276.74x = 703,896,962.54
  5. Step 5: Solve for x
    x = 703,896,962.54/30,276.74
  6. Step 6: Final answer
    x = 23,248.77

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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.