Home / 14,124.41-21,147.68-9,437.96

Finding the Fourth Proportional to 14,124.41, 21,147.68 and 9,437.96

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Solution

The fourth proportional to 14,124.41, 21,147.68 and 9,437.96 is: 14,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.41 : 21,147.68 = 9,437.96 : x
  2. Step 2: Convert to fraction form
    14,124.41/21,147.68 = 9,437.96/x
  3. Step 3: Cross multiply
    14,124.41x = 21,147.68 × 9,437.96
  4. Step 4: Simplify right side
    14,124.41x = 199,591,034.40
  5. Step 5: Solve for x
    x = 199,591,034.40/14,124.41
  6. Step 6: Final answer
    x = 14,130.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.