Home / 30,873.27-42,605.27-16,726.12

Finding the Fourth Proportional to 30,873.27, 42,605.27 and 16,726.12

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Solution

The fourth proportional to 30,873.27, 42,605.27 and 16,726.12 is: 23,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.27 : 42,605.27 = 16,726.12 : x
  2. Step 2: Convert to fraction form
    30,873.27/42,605.27 = 16,726.12/x
  3. Step 3: Cross multiply
    30,873.27x = 42,605.27 × 16,726.12
  4. Step 4: Simplify right side
    30,873.27x = 712,620,858.65
  5. Step 5: Solve for x
    x = 712,620,858.65/30,873.27
  6. Step 6: Final answer
    x = 23,082.13

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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.