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Finding the Fourth Proportional to 14,041.58, 19,369.08 and 9,003.96

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Solution

The fourth proportional to 14,041.58, 19,369.08 and 9,003.96 is: 12,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.58 : 19,369.08 = 9,003.96 : x
  2. Step 2: Convert to fraction form
    14,041.58/19,369.08 = 9,003.96/x
  3. Step 3: Cross multiply
    14,041.58x = 19,369.08 × 9,003.96
  4. Step 4: Simplify right side
    14,041.58x = 174,398,421.56
  5. Step 5: Solve for x
    x = 174,398,421.56/14,041.58
  6. Step 6: Final answer
    x = 12,420.15

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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.