Home / 14,384.24-19,845.60-8,717.19

Finding the Fourth Proportional to 14,384.24, 19,845.60 and 8,717.19

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Solution

The fourth proportional to 14,384.24, 19,845.60 and 8,717.19 is: 12,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.24 : 19,845.60 = 8,717.19 : x
  2. Step 2: Convert to fraction form
    14,384.24/19,845.60 = 8,717.19/x
  3. Step 3: Cross multiply
    14,384.24x = 19,845.60 × 8,717.19
  4. Step 4: Simplify right side
    14,384.24x = 172,997,865.86
  5. Step 5: Solve for x
    x = 172,997,865.86/14,384.24
  6. Step 6: Final answer
    x = 12,026.91

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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.