Home / 30,070.85-41,496.72-16,642.13

Finding the Fourth Proportional to 30,070.85, 41,496.72 and 16,642.13

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Solution

The fourth proportional to 30,070.85, 41,496.72 and 16,642.13 is: 22,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.85 : 41,496.72 = 16,642.13 : x
  2. Step 2: Convert to fraction form
    30,070.85/41,496.72 = 16,642.13/x
  3. Step 3: Cross multiply
    30,070.85x = 41,496.72 × 16,642.13
  4. Step 4: Simplify right side
    30,070.85x = 690,593,808.81
  5. Step 5: Solve for x
    x = 690,593,808.81/30,070.85
  6. Step 6: Final answer
    x = 22,965.56

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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.