Home / 18,767.34-28,079.33-16,409.93

Finding the Fourth Proportional to 18,767.34, 28,079.33 and 16,409.93

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Solution

The fourth proportional to 18,767.34, 28,079.33 and 16,409.93 is: 24,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,767.34 : 28,079.33 = 16,409.93 : x
  2. Step 2: Convert to fraction form
    18,767.34/28,079.33 = 16,409.93/x
  3. Step 3: Cross multiply
    18,767.34x = 28,079.33 × 16,409.93
  4. Step 4: Simplify right side
    18,767.34x = 460,779,617.30
  5. Step 5: Solve for x
    x = 460,779,617.30/18,767.34
  6. Step 6: Final answer
    x = 24,552.21

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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.