Home / 30,142.13-41,596.64-16,713.95

Finding the Fourth Proportional to 30,142.13, 41,596.64 and 16,713.95

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Solution

The fourth proportional to 30,142.13, 41,596.64 and 16,713.95 is: 23,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,142.13 : 41,596.64 = 16,713.95 : x
  2. Step 2: Convert to fraction form
    30,142.13/41,596.64 = 16,713.95/x
  3. Step 3: Cross multiply
    30,142.13x = 41,596.64 × 16,713.95
  4. Step 4: Simplify right side
    30,142.13x = 695,243,973.57
  5. Step 5: Solve for x
    x = 695,243,973.57/30,142.13
  6. Step 6: Final answer
    x = 23,065.52

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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.