Home / 18,726.95-28,095.30-9,366.59

Finding the Fourth Proportional to 18,726.95, 28,095.30 and 9,366.59

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Solution

The fourth proportional to 18,726.95, 28,095.30 and 9,366.59 is: 14,052.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.95 : 28,095.30 = 9,366.59 : x
  2. Step 2: Convert to fraction form
    18,726.95/28,095.30 = 9,366.59/x
  3. Step 3: Cross multiply
    18,726.95x = 28,095.30 × 9,366.59
  4. Step 4: Simplify right side
    18,726.95x = 263,157,226.27
  5. Step 5: Solve for x
    x = 263,157,226.27/18,726.95
  6. Step 6: Final answer
    x = 14,052.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.