Home / 14,368.48-19,827.36-8,081.92

Finding the Fourth Proportional to 14,368.48, 19,827.36 and 8,081.92

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Solution

The fourth proportional to 14,368.48, 19,827.36 and 8,081.92 is: 11,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.48 : 19,827.36 = 8,081.92 : x
  2. Step 2: Convert to fraction form
    14,368.48/19,827.36 = 8,081.92/x
  3. Step 3: Cross multiply
    14,368.48x = 19,827.36 × 8,081.92
  4. Step 4: Simplify right side
    14,368.48x = 160,243,137.33
  5. Step 5: Solve for x
    x = 160,243,137.33/14,368.48
  6. Step 6: Final answer
    x = 11,152.41

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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.