Home / 30,079.49-41,506.56-16,648.88

Finding the Fourth Proportional to 30,079.49, 41,506.56 and 16,648.88

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Solution

The fourth proportional to 30,079.49, 41,506.56 and 16,648.88 is: 22,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,079.49 : 41,506.56 = 16,648.88 : x
  2. Step 2: Convert to fraction form
    30,079.49/41,506.56 = 16,648.88/x
  3. Step 3: Cross multiply
    30,079.49x = 41,506.56 × 16,648.88
  4. Step 4: Simplify right side
    30,079.49x = 691,037,529.12
  5. Step 5: Solve for x
    x = 691,037,529.12/30,079.49
  6. Step 6: Final answer
    x = 22,973.72

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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.