Home / 18,950.32-28,426.92-5,803.66

Finding the Fourth Proportional to 18,950.32, 28,426.92 and 5,803.66

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Solution

The fourth proportional to 18,950.32, 28,426.92 and 5,803.66 is: 8,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.32 : 28,426.92 = 5,803.66 : x
  2. Step 2: Convert to fraction form
    18,950.32/28,426.92 = 5,803.66/x
  3. Step 3: Cross multiply
    18,950.32x = 28,426.92 × 5,803.66
  4. Step 4: Simplify right side
    18,950.32x = 164,980,178.53
  5. Step 5: Solve for x
    x = 164,980,178.53/18,950.32
  6. Step 6: Final answer
    x = 8,705.93

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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.