Home / 14,277.11-19,701.91-7,903.98

Finding the Fourth Proportional to 14,277.11, 19,701.91 and 7,903.98

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Solution

The fourth proportional to 14,277.11, 19,701.91 and 7,903.98 is: 10,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.11 : 19,701.91 = 7,903.98 : x
  2. Step 2: Convert to fraction form
    14,277.11/19,701.91 = 7,903.98/x
  3. Step 3: Cross multiply
    14,277.11x = 19,701.91 × 7,903.98
  4. Step 4: Simplify right side
    14,277.11x = 155,723,502.60
  5. Step 5: Solve for x
    x = 155,723,502.60/14,277.11
  6. Step 6: Final answer
    x = 10,907.21

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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.