Home / 14,399.31-19,874.76-9,376.08

Finding the Fourth Proportional to 14,399.31, 19,874.76 and 9,376.08

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Solution

The fourth proportional to 14,399.31, 19,874.76 and 9,376.08 is: 12,941.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.31 : 19,874.76 = 9,376.08 : x
  2. Step 2: Convert to fraction form
    14,399.31/19,874.76 = 9,376.08/x
  3. Step 3: Cross multiply
    14,399.31x = 19,874.76 × 9,376.08
  4. Step 4: Simplify right side
    14,399.31x = 186,347,339.74
  5. Step 5: Solve for x
    x = 186,347,339.74/14,399.31
  6. Step 6: Final answer
    x = 12,941.41

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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.