Home / 14,034.48-19,369.98-8,731.68

Finding the Fourth Proportional to 14,034.48, 19,369.98 and 8,731.68

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Solution

The fourth proportional to 14,034.48, 19,369.98 and 8,731.68 is: 12,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.48 : 19,369.98 = 8,731.68 : x
  2. Step 2: Convert to fraction form
    14,034.48/19,369.98 = 8,731.68/x
  3. Step 3: Cross multiply
    14,034.48x = 19,369.98 × 8,731.68
  4. Step 4: Simplify right side
    14,034.48x = 169,132,466.97
  5. Step 5: Solve for x
    x = 169,132,466.97/14,034.48
  6. Step 6: Final answer
    x = 12,051.21

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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.